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Top reports from HackerOne program at HackerOne:

  1. Account takeover via leaked session cookie to HackerOne - 1571 upvotes, $20000
  2. Confidential data of users and limited metadata of programs and reports accessible via GraphQL to HackerOne - 1006 upvotes, $0
  3. WannaCrypt “Killswitch” to HackerOne - 803 upvotes, $0
  4. Email address of any user can be queried on Report Invitation GraphQL type when username is known to HackerOne - 645 upvotes, $0
  5. Customer private program can disclose email any users through invited via username to HackerOne - 569 upvotes, $7500
  6. profile-picture name parameter with large value lead to DoS for other users and programs on the platform to HackerOne - 470 upvotes, $0
  7. Server Side Request Forgery (SSRF) via Analytics Reports to HackerOne - 467 upvotes, $25000
  8. How the Bug stole hacking to HackerOne - 461 upvotes, $0
  9. June 2022 Incident Report to HackerOne - 418 upvotes, $0
  10. An attacker can can view any hacker email via /SaveCollaboratorsMutation operation name to HackerOne - 411 upvotes, $0
  11. Reflected XSS on www.hackerone.com and resources.hackerone.com to HackerOne - 372 upvotes, $500
  12. [CVE-2022-44268] Arbitrary Remote Leak via ImageMagick to HackerOne - 368 upvotes, $0
  13. Hackerone is not properly deleting user id to HackerOne - 346 upvotes, $0
  14. Partial disclosure of report activity through new "Export as .zip" feature to HackerOne - 344 upvotes, $10000
  15. IDOR - Delete all Licenses and certifications from users account using CreateOrUpdateHackerCertification GraphQL query to HackerOne - 325 upvotes, $12500
  16. Getting New Invitations without Leaving Programs to HackerOne - 315 upvotes, $0
  17. An attacker can archive and unarchive any structured scope object on HackerOne to HackerOne - 313 upvotes, $12500
  18. Insecure Direct Object Reference (IDOR) - Delete Campaigns to HackerOne - 312 upvotes, $0
  19. Attachment disclosure via summary report to HackerOne - 305 upvotes, $0
  20. Information Disclosure in /skills call to HackerOne - 264 upvotes, $10000
  21. Team member with Program permission only can escalate to Admin permission to HackerOne - 262 upvotes, $0
  22. Internal attachments can be exported via "Export as .zip" feature to HackerOne - 260 upvotes, $12500
  23. Denial of service via cache poisoning to HackerOne - 240 upvotes, $2500
  24. View Titles of Private Reports with pending email invitation to HackerOne - 235 upvotes, $12500
  25. Cross-site Scripting (XSS) on HackerOne careers page to HackerOne - 229 upvotes, $500
  26. Reflected XSS on www.hackerone.com via Wistia embed code to HackerOne - 227 upvotes, $500
  27. Race condition in performing retest allows duplicated payments to HackerOne - 218 upvotes, $0
  28. Static files on HackerOne.com can be made inaccessible through Cache Poisoning attack to HackerOne - 218 upvotes, $0
  29. HackerOne SAML signup domain enforcement bypass results in unauthorized access to HackerOne PullRequest organization to HackerOne - 211 upvotes, $0
  30. Manipulate hacker profile and private program hacktivity to expose your name as researchers who is actively submitting reports with resolve status to HackerOne - 210 upvotes, $500
  31. Google Docs link in JS files allows editing & reading survey information to HackerOne - 209 upvotes, $0
  32. Insecure Direct Object Reference (IDOR) Allows Viewing Private Report Details via /bugs.json Endpoint to HackerOne - 205 upvotes, $0
  33. HackerOne Jira integration plugin Leaked JWT to unauthorized jira users to HackerOne - 201 upvotes, $3000
  34. Uploading large payload on domain instructions causes server-side DoS to HackerOne - 199 upvotes, $2500
  35. HackerOne making payments in USDC (Coinbase stable coin) to HackerOne - 199 upvotes, $0
  36. DOM Based XSS in www.hackerone.com via PostMessage to HackerOne - 196 upvotes, $500
  37. Hacker can bypass 2FA requirement and reporter blacklist through embedded submission form to HackerOne - 194 upvotes, $10000
  38. 2020-10-09 Credential Stuffing Attack to HackerOne - 194 upvotes, $0
  39. Indexing of urls on the "External link warning" pages discloses many vulnerable endpoints from the past and unlisted videos/photos to HackerOne - 193 upvotes, $0
  40. An invite-only's program submission state is accessible to users no longer part of the program to HackerOne - 191 upvotes, $500
  41. IDOR vulnerability in unreleased HackerOne Copilot feature to HackerOne - 191 upvotes, $0
  42. Unauthorized access to metadata of undisclosed reports that were retested to HackerOne - 184 upvotes, $0
  43. Markdown parsing issue enables insertion of malicious tags and event handlers to HackerOne - 182 upvotes, $5000
  44. Disclosure of payment_transactions for programs via GraphQL query to HackerOne - 174 upvotes, $0
  45. adding h1_analyst_* to username for normal users to HackerOne - 169 upvotes, $500
  46. 404-response contains debug-information with all headers to HackerOne - 168 upvotes, $0
  47. Total Paid Bounty Paid can be disclose to HackerOne - 163 upvotes, $500
  48. RXSS at image.hackerone.live via the url parameter to HackerOne - 159 upvotes, $500
  49. Disclosing PolicyPageAssetGroup in Private Programs via /graphql gid://hackerone/PolicyPageAssetGroupsIndex::PolicyPageAssetGroup/{id} to HackerOne - 157 upvotes, $25000
  50. SQL injection in GraphQL endpoint through embedded_submission_form_uuid parameter to HackerOne - 157 upvotes, $0
  51. Unreleased CTF Levels are Revealed on /group/user/ID1?user=USERID endpoint to HackerOne - 157 upvotes, $0
  52. Web Authentication Endpoint Credentials Brute-Force Vulnerability to HackerOne - 155 upvotes, $0
  53. Improper CSRF token validation allows attackers to access victim's accounts linked to Hackerone to HackerOne - 155 upvotes, $0
  54. Hacker.One Subdomain Takeover to HackerOne - 153 upvotes, $0
  55. Account creation with invalid email addresses / email is accepting % and %0d%0a line termination chars to HackerOne - 152 upvotes, $3750
  56. IE only: stored Cross-Site Scripting (XSS) vulnerability through Program Asset identifier to HackerOne - 149 upvotes, $2500
  57. Client-Side Race Condition using Marketo, allows sending user to data-protocol in Safari when form without onSuccess is submitted on www.hackerone.com to HackerOne - 146 upvotes, $0
  58. Discrepancy in hacker profile report count may reveal existence of a private program by publishing a report to HackerOne - 145 upvotes, $3000
  59. Stealing contact form data on www.hackerone.com using Marketo Forms XSS with postMessage frame-jumping and jQuery-JSONP to HackerOne - 145 upvotes, $0
  60. h1-202 leaderboard photo discloses local wifi password to HackerOne - 144 upvotes, $500
  61. Team object in GraphQL disclosed private_comment to HackerOne - 142 upvotes, $2500
  62. Slack integration setup lacks CSRF protection to HackerOne - 141 upvotes, $2500
  63. Stored XSS in IE11 on hackerone.com via custom fields to HackerOne - 141 upvotes, $0
  64. [ Spot Check ] Team members can edit a user's write-up to HackerOne - 140 upvotes, $0
  65. Unauthorized user can obtain report_sources attribute through Team GraphQL object to HackerOne - 139 upvotes, $2500
  66. Banned researcher gets email updates on a private program. to HackerOne - 139 upvotes, $0
  67. Race Condition leads to undeletable group member to HackerOne - 136 upvotes, $0
  68. Blind SSRF on errors.hackerone.net due to Sentry misconfiguration to HackerOne - 134 upvotes, $3500
  69. Disclose any user's private email through API to HackerOne - 133 upvotes, $0
  70. Private program disclosure via vpn_suspended GraphQL query to HackerOne - 132 upvotes, $2500
  71. LLM01: Invisible Prompt Injection to HackerOne - 132 upvotes, $2500
  72. Hackerone supports accounts organitation takeover to HackerOne - 132 upvotes, $2500
  73. Subdomain takeover at info.hacker.one to HackerOne - 131 upvotes, $0
  74. Searching from Hacktivity returns hits for words in limited disclosure reports that are not visible to HackerOne - 126 upvotes, $0
  75. Content spoofing and potential Cross-Site Scripting vulnerability on www.hackerone.com to HackerOne - 125 upvotes, $0
  76. Disclosure handle private program with external link to HackerOne - 124 upvotes, $2500
  77. Takeover of hackerone.engineering via Github to HackerOne - 122 upvotes, $1000
  78. Payload delivery via Social Media urls on H1 profile to HackerOne - 120 upvotes, $0
  79. Internal Gitlab Ticket Disclosure via External Slack Channels to HackerOne - 117 upvotes, $0
  80. Race Conditions in Popular reports feature. to HackerOne - 116 upvotes, $0
  81. Leaked H1's Employees Email addresses,meeting info on private bug bounty program ████████ to HackerOne - 116 upvotes, $0
  82. Stored XSS on www.hackerone.com due to deleted S3-bucket from old page_widget to HackerOne - 114 upvotes, $0
  83. Account recovery text message is sending a wrong domain to users. to HackerOne - 113 upvotes, $500
  84. Emails of invited collaborators are disclosed in full in payload for report participants to HackerOne - 111 upvotes, $0
  85. ActiveStorage throws exception when using whitespace as filename, may lead to denial of service of multiple pages to HackerOne - 111 upvotes, $0
  86. Server Side Request Forgery (SSRF) in webhook functionality to HackerOne - 107 upvotes, $2500
  87. @wearehackerone.com is vulnerable to namespace attacks due to hackerone.com not being RFC2142 compliant. to HackerOne - 107 upvotes, $0
  88. Bypassing HackerOne 2FA due to race condition to HackerOne - 107 upvotes, $0
  89. Recently added 'Country' field doesn't send email notification when changed to HackerOne - 106 upvotes, $0
  90. DOM Based XSS in www.hackerone.com via PostMessage (bypass of #398054) to HackerOne - 104 upvotes, $0
  91. Any user could upload attachments to pentest scoping form they don't have access to to HackerOne - 104 upvotes, $0
  92. [Bypass #645264] Report title disclosure despite the program settings for email notification is set to "No Content" to HackerOne - 102 upvotes, $500
  93. GraphQL field on Team node can be used to determine if External Program runs invite-only program to HackerOne - 101 upvotes, $2500
  94. Ability to identify actual private from sandboxed programs using link hackerone.com/$handle/terms_acceptance_data.csv to HackerOne - 100 upvotes, $500
  95. Blind XSS in app.pullrequest.com/████████ via /reviews/ratings/{uuid} to HackerOne - 99 upvotes, $0
  96. Harvesting all private invites using leave program fast-tracked invitation and security@ email forwarding feature to HackerOne - 98 upvotes, $2500
  97. Attacker with an Old account might still be able to DoS ctf.hacker101.com by sending a Crafted request to HackerOne - 95 upvotes, $0
  98. Subdomain takeover of resources.hackerone.com to HackerOne - 94 upvotes, $0
  99. How the Arch Angel stole Live Events to HackerOne - 94 upvotes, $0
  100. Banned user still able to invited to reports as a collabrator and reset the password to HackerOne - 93 upvotes, $0
  101. New Hacktivity features:Bounty rewards leakage Where programs doesn’t decide to disclose bounty in limited disclosure report to HackerOne - 93 upvotes, $0
  102. Reading redacted data via hackbot's answers to HackerOne - 92 upvotes, $1500
  103. Program Member Could Duplicate Report To A Non Related Program Original Report to HackerOne - 92 upvotes, $0
  104. Creation of bounties through Customer API leads to private email disclosure to HackerOne - 90 upvotes, $0
  105. A user can bypass approval step in Hacker Publishing feature, allowing them to publish reports immediately to HackerOne - 88 upvotes, $2500
  106. Confirmed #2118458: Intentional redirect from www.hackerone.com to domain which is up for sale to HackerOne - 88 upvotes, $0
  107. Team object in GraphQL disclosed total number of whitelisted hackers to HackerOne - 87 upvotes, $2500
  108. Password not checked when disabling 2FA on HackerOne to HackerOne - 87 upvotes, $0
  109. Security@ email forwarding and Embedded Submission drafts can be used to obtain copy of deleted attachments from other HackerOne users to HackerOne - 87 upvotes, $0
  110. Cloud Computer Hackerone Triager can be Accessible for everyone [[email protected]] computer to HackerOne - 85 upvotes, $0
  111. "Bounties paid in the last 90 days" discloses the undisclosed bounty amount in program statistics to HackerOne - 83 upvotes, $500
  112. Unauthenticated user can upload an attachment to the last updated report draft to HackerOne - 83 upvotes, $0
  113. Denial Of Service (Out Of Memory) on Updating Bounty Table [Urgent] to HackerOne - 83 upvotes, $0
  114. An attacker can submit a Pentest Opportunity and change the status of the opportunity from submitted to in_review or reviewed to HackerOne - 83 upvotes, $0
  115. [IDOR] Improper Access Control on Embedded Submission Form to HackerOne - 82 upvotes, $2500
  116. Race Condition in Flag Submission to HackerOne - 82 upvotes, $0
  117. SQL Injection in CVE Discovery Search to HackerOne - 82 upvotes, $0
  118. Bypass report submit restriction/ban using the API key to HackerOne - 82 upvotes, $0
  119. Scope information is leaked when visiting policy scopes tab of any External Program to HackerOne - 81 upvotes, $0
  120. Blind Stored XSS in HackerOne's Sal 4.1.4.2149 (sal.████.com) to HackerOne - 80 upvotes, $0
  121. Access Control Vulnerability Enabling Unauthorized Access to Limited Disclosure Reports to HackerOne - 80 upvotes, $0
  122. Improper UUID validation results in bypass of #419896 to HackerOne - 79 upvotes, $0
  123. [hackerone.com] Program's old handles are not blacklisted like usernames and allows reclaim over past handles for potential abuse to HackerOne - 79 upvotes, $0
  124. Triager/Team members can edit hacker's report and hacker is not even notified to HackerOne - 78 upvotes, $2500
  125. Some limited confidential information can still be accessed after a user exits a private program to HackerOne - 78 upvotes, $50
  126. Subdomain takeover #2 at info.hacker.one to HackerOne - 78 upvotes, $0
  127. latest_activity_id and latest_activity_at may disclose information about internal activities to unauthorized users to HackerOne - 78 upvotes, $0
  128. Possible PII Disclosure via Advanced Vetting Process - ██████ to HackerOne - 77 upvotes, $2500
  129. HTML Injection in email via Name field to HackerOne - 77 upvotes, $500
  130. Draft report exposure via slack alerting system for programs to HackerOne - 76 upvotes, $2500
  131. Private information exposed through GraphQL filters to HackerOne - 76 upvotes, $0
  132. Bypass of #2035332 RXSS at image.hackerone.live via the url parameter to HackerOne - 76 upvotes, $0
  133. Login CSRF vulnerability on hackerone.com to HackerOne - 75 upvotes, $500
  134. Near to Infinite loop when changing Group's name that has API token as Team Member to HackerOne - 74 upvotes, $2500
  135. Able to Create Testimonials for myself using Sandbox to HackerOne - 74 upvotes, $2500
  136. A HackerOne employee's GitHub personal access token exposed in Travis CI build logs to HackerOne - 74 upvotes, $2000
  137. Reporter, external users, collaborators can mark sent swag awarded to reporter as unsent to HackerOne - 74 upvotes, $0
  138. Any one can view collaborater email address via path /reports/<id>/participants to HackerOne - 74 upvotes, $0
  139. [Spot Check] - Ability to disclose metadata about Spot Checks (Number of Hackers + Hackers Criteria) via "SpotCheckSingleQuery" to HackerOne - 74 upvotes, $0
  140. Pentester can obtain information about other pentesters who applied for the same test, but weren't accepted to HackerOne - 73 upvotes, $500
  141. Any organization's assets pending review can be downloaded to HackerOne - 73 upvotes, $0
  142. Program admins could add verified domains to an organization to HackerOne - 73 upvotes, $0
  143. Usernames still visible on report export pdf despite "I want to redact all usernames" is selected to HackerOne - 72 upvotes, $500
  144. inviting collaborator using email disclose the hackerone account related to the user to HackerOne - 72 upvotes, $0
  145. Potential stored Cross-Site Scripting vulnerability in Support Backend to HackerOne - 71 upvotes, $0
  146. Team object in GraphQL discloses team group names and permissions to HackerOne - 70 upvotes, $2500
  147. The request tells the number of private programs, the new system of authorization /invite/token to HackerOne - 70 upvotes, $2000
  148. The hacker has access to the administrative part of the management reports in publish report to HackerOne - 70 upvotes, $500
  149. Homograph fix Bypass to HackerOne - 70 upvotes, $0
  150. Validation message in Bounty award endpoint can be used to determine program balances to HackerOne - 70 upvotes, $0
  151. Bypass rate limiting on /users/password (possibly site-wide rate limit bypass?) to HackerOne - 69 upvotes, $0
  152. Race condition leads to duplicate payouts to HackerOne - 69 upvotes, $0
  153. Making program preference -> program visibilty feature usless and disclosing API Identifier in the progress and data that may cause potential IDORS. to HackerOne - 69 upvotes, $0
  154. Being able to disclose IBB bounty table of any public program to HackerOne - 69 upvotes, $0
  155. Deprecated Hacker101 coursework repository mentions Heroku App that is susceptible to takeover to HackerOne - 68 upvotes, $500
  156. Team object in GraphQL disclosed of private programs via the industry to HackerOne - 68 upvotes, $500
  157. Inline banner on Report page discloses whether organization runs a private program to HackerOne - 67 upvotes, $500
  158. HackerOne Undisclosed Report Leak via PoC of Full Disclosure on Hacktivity to HackerOne - 67 upvotes, $500
  159. Asset Inventory Internal Descriptions are leaked in CSV export to HackerOne - 66 upvotes, $0
  160. Race condition in joining CTF group to HackerOne - 65 upvotes, $500
  161. Attachment object in GraphQL continues to grant access to files, even if they are removed from rendering to HackerOne - 65 upvotes, $0
  162. Program metrics disclosed response_efficiency_percentage via /program_name json response despite the team decided not to show on their profile to HackerOne - 64 upvotes, $2500
  163. IDOR on HackerOne Feedback Review to HackerOne - 64 upvotes, $0
  164. Second-order SOQL injection through email and campaign name parameter in Salesforce lead submission to HackerOne - 64 upvotes, $0
  165. Hackers can find out the ID of private programs to HackerOne - 64 upvotes, $0
  166. Partial report contents leakage - via HTTP/2 concurrent stream handling to HackerOne - 63 upvotes, $2500
  167. HTTP Parameter Pollution using semicolons in iframe element at hackerone.com/careers allows loading external Greenhouse forms to HackerOne - 63 upvotes, $0
  168. Any user with access to program can resume and suspend HackerOne Gateway to HackerOne - 63 upvotes, $0
  169. Private data related to program exposed via /reports/<id>.json endpoint to external user participant to HackerOne - 63 upvotes, $0
  170. Disclosure of Email title report in quick award paypout email (no content mode) to HackerOne - 62 upvotes, $500
  171. Query parameter reordering causes redirect page to render unsafe URL to HackerOne - 61 upvotes, $1500
  172. Pixel flood attack to HackerOne - 59 upvotes, $500
  173. Report Private Links Leaks to Google Analytics via Query String Param to HackerOne - 59 upvotes, $0
  174. Parameter pollution in social sharing buttons to HackerOne - 58 upvotes, $500
  175. Private program disclosure of ██████████ through notifications to HackerOne - 58 upvotes, $500
  176. Subdomain takeover #3 at info.hacker.one to HackerOne - 58 upvotes, $0
  177. HackerOne customer submitted sensitive link to VirusTotal, exposing confidential information to HackerOne - 58 upvotes, $0
  178. Unauthenticated users can obtain information about Checklist objects with unclaimed ChecklistCheck objects to HackerOne - 58 upvotes, $0
  179. Stored XSS on https://events.hackerone.com to HackerOne - 58 upvotes, $0
  180. HackerOne Staging uses Production data for testing to HackerOne - 58 upvotes, $0
  181. Invalid Host detection at https://hackerone.com/redirect to HackerOne - 57 upvotes, $0
  182. Team object exposes amount of participants in a private program to non-invited users to HackerOne - 57 upvotes, $0
  183. TeamProfile exposes partially sensitive information through GraphQL to HackerOne - 57 upvotes, $0
  184. IDOR in Report CSV export discloses the IDs of Custom Field Attributes of Programs to HackerOne - 57 upvotes, $0
  185. Inadequate redaction exposes sensitive information via the “ShareReportViaEmail" GraphQL endpoint to HackerOne - 57 upvotes, $0
  186. Takeover of hackerone.engineering via Medium to HackerOne - 57 upvotes, $0
  187. Private program policy page still accessible after user left the program to HackerOne - 56 upvotes, $2500
  188. Non Org Admin/Group Manager can create groups in an organization to HackerOne - 56 upvotes, $0
  189. Private draft report exposure in a program a user is added as a viewer to to HackerOne - 55 upvotes, $2500
  190. Private program name disclosure in the invitation mail for another program to HackerOne - 55 upvotes, $0
  191. View any user email using the Team's audit log section to HackerOne - 55 upvotes, $0
  192. Open Redirect on http://events.hackerone.com/redirect?url=https://naglinagli.github.io to HackerOne - 54 upvotes, $0
  193. "package_name" can be set as desired when submitting a Pentest Opportunity form to HackerOne - 54 upvotes, $0
  194. Register & create a ticket as somebody else on HackerOne Support to HackerOne - 53 upvotes, $0
  195. Access to limited confidential information of private program as a Ex-reporter, Report Participant(external user) & Ex-staff member to HackerOne - 53 upvotes, $0
  196. New Search Feature: Search for non-public words in limited disclosure reports to HackerOne - 52 upvotes, $2500
  197. Open Redirection in index.php page to HackerOne - 52 upvotes, $0
  198. Extra program metrics disclosed via /PROGRAM_NAME json response to HackerOne - 51 upvotes, $0
  199. Changing the 2FA secret key and backup codes without knowing the 2FA OTP to HackerOne - 51 upvotes, $0
  200. Email Forwarding invitations for Drafts are not marked as accepted, allowing multiple users to join a program after disabling Email Forwarding to HackerOne - 50 upvotes, $500
  201. Websites opened from reports can change url of report page to HackerOne - 50 upvotes, $0
  202. Subdomain takeover #4 at info.hacker.one to HackerOne - 50 upvotes, $0
  203. Embedded submission form UUIDs can be enumerated through GraphQL node interface, exposing sensitive program details to HackerOne - 50 upvotes, $0
  204. Race condition in claiming program credentials to HackerOne - 50 upvotes, $0
  205. New link opening method makes hackerone vulnerable to tabnabbing to HackerOne - 50 upvotes, $0
  206. Hacker email disclosed on submission at hackerone hactivity to HackerOne - 49 upvotes, $100
  207. Total bounties paid amount is disclosed because of redesign of the Program Profiles to HackerOne - 49 upvotes, $0
  208. Organization members can delete reports in teams they have no access to to HackerOne - 49 upvotes, $0
  209. Minor security issue with Hackerone Invitations from sandbox program to HackerOne - 49 upvotes, $0
  210. View HackerOne challenge scope before challenge begins to HackerOne - 48 upvotes, $0
  211. Missing SPF for hackerone.com to HackerOne - 47 upvotes, $0
  212. 2M Reports on HackerOne Celebration! - Ability to bulk-submit many reports. to HackerOne - 47 upvotes, $0
  213. Domain spoofing in redirect page using RTLO to HackerOne - 46 upvotes, $0
  214. Custom Field Attributes may be created and updated for customers with Custom Field Trial enabled to HackerOne - 46 upvotes, $0
  215. Attachment in published HackerOne report exposure private program to HackerOne - 46 upvotes, $0
  216. "Bounty splitting enabled" can discloses if public VDPs are running private VRP to HackerOne - 45 upvotes, $500
  217. Real impersonation to HackerOne - 45 upvotes, $0
  218. Content Security Policy not applied to error pages at multiple HackerOne endpoints to HackerOne - 45 upvotes, $0
  219. Report Duplicate Detector can match deleted and draft reports, may disclose title and vulnerability information to HackerOne - 45 upvotes, $0
  220. Repeated mediation requests and multiple emails possible on a report. to HackerOne - 44 upvotes, $500
  221. Disclosing a private program in an external link if program is paused to HackerOne - 44 upvotes, $500
  222. GIF flooding to HackerOne - 44 upvotes, $250
  223. LLM03: Training Data Poisoning via ASCII decoding to HackerOne - 44 upvotes, $200
  224. Google Analytics could be used as CSP bypass for data exfiltration on hackerone.com to HackerOne - 44 upvotes, $0
  225. Adding or removing a new non-preferred payout method does not trigger an e-mail or account notification to HackerOne - 44 upvotes, $0
  226. Hogging up all the resources on hackerone.com to HackerOne - 44 upvotes, $0
  227. ImageMagick GIF coder vulnerability leading to memory disclosure to HackerOne - 43 upvotes, $500
  228. Response program can display "eligible for bounty" in scope area in program policy to HackerOne - 43 upvotes, $500
  229. Disclosure of the name of a program that has a private part with an external link to HackerOne - 43 upvotes, $500
  230. (HackerOne SSO-SAML) Login CSRF, Open Redirect, and Self-XSS Possible Exploitation to HackerOne - 43 upvotes, $0
  231. HackerOne support disclosing report state without checking user identity to HackerOne - 43 upvotes, $0
  232. Hacktivity of a private program visible to banned user if he gets invited to a program by hackbot to HackerOne - 42 upvotes, $500
  233. Revoking user session in https://hackerone.com/settings/sessions does not revoke the GraphQL query session to HackerOne - 42 upvotes, $500
  234. User login page doesn't implement any form of rate limiting to HackerOne - 42 upvotes, $0
  235. API Last Request Date/Time Not Updating to HackerOne - 42 upvotes, $0
  236. information disclosure of another company bug on video. to HackerOne - 42 upvotes, $0
  237. Staff and Triage can modify the initial post of a report, including of already disclosed reports to HackerOne - 42 upvotes, $0
  238. Proper verification is not done before sending invitations to researchers for certain private programs with rules e.g. "Participants must be US-based" to HackerOne - 41 upvotes, $2500
  239. IE 11 Self-XSS on Jira Integration Preview Base Link to HackerOne - 41 upvotes, $750
  240. User with privilege to maintain External Programs can update certain churned HackerOne programs to HackerOne - 41 upvotes, $500
  241. Report Bulk endpoint "agree-on-going-public" action may reveal Report disclosure state for invite-only programs to HackerOne - 41 upvotes, $500
  242. GraphQL node interface for ActiveResource models lacks encoding for resource identifier, enabling parameter injection in Payments backend to HackerOne - 41 upvotes, $0
  243. The possibility of disrupting the normal operation of frontend using markdown to HackerOne - 41 upvotes, $0
  244. Program managers can see draft reports using Export Reports feature to HackerOne - 40 upvotes, $0
  245. AWS S3 bucket writeable for authenticated aws users to HackerOne - 39 upvotes, $0
  246. Disclosure of top 10 vulnerability types for programs that haven't enabled the Insights feature to HackerOne - 39 upvotes, $0
  247. Open redirect vulnerability in index.php to HackerOne - 39 upvotes, $0
  248. Disclosure of Program email Title Report when being removed as contributor. Bypass for Report #645264 to HackerOne - 39 upvotes, $0
  249. Response program can create bounty table to HackerOne - 38 upvotes, $500
  250. Private program email forwarding response invitation not expire after first use. to HackerOne - 38 upvotes, $0
  251. Team object in GraphQL that have a published external program may expose existence of a private program to HackerOne - 38 upvotes, $0
  252. Path traversal leading to limited CSRF on GET requests on two endpoints to HackerOne - 38 upvotes, $0
  253. Ability to invite a new member on Sandbox Program to HackerOne - 38 upvotes, $0
  254. Bypass comment restriction to HackerOne - 38 upvotes, $0
  255. Report invitation links not restricted to any existing user to HackerOne - 37 upvotes, $500
  256. Common response suggestion is sent to Google Analytics when user accepts duplicate comment Genius suggestion to HackerOne - 37 upvotes, $500
  257. HTML injection in email at https://www.hackerone.com/ to HackerOne - 37 upvotes, $0
  258. Hackers two email disclosed on submission at hackerone hactivity to HackerOne - 37 upvotes, $0
  259. HackerOne reports escalation to JIRA is CSRF vulnerable to HackerOne - 36 upvotes, $500
  260. HackerOne Integrations Design Issue to HackerOne - 36 upvotes, $500
  261. Private program disclosure through notifications to HackerOne - 36 upvotes, $500
  262. DNS Cache Poisoning to HackerOne - 36 upvotes, $100
  263. Upload profile photo from URL to HackerOne - 36 upvotes, $0
  264. Updating payout preference to CurrencyCloud doesn't notify user via email to HackerOne - 35 upvotes, $500
  265. Invitation token leaks to https://bat.bing.com to HackerOne - 35 upvotes, $0
  266. Two factor authentication bypass to HackerOne - 35 upvotes, $0
  267. Information leakage of private program to HackerOne - 34 upvotes, $500
  268. Changing Victim's JIRA Integration Settings Through Multiple Bugs to HackerOne - 33 upvotes, $1000
  269. CSP not consistently applied to HackerOne - 33 upvotes, $0
  270. Broken Authentication and session management OWASP A2 to HackerOne - 33 upvotes, $0
  271. Accidental Access to Programs Information via SAML Login to HackerOne - 33 upvotes, $0
  272. Timing attack towards endpoints on the web without CSRF to HackerOne - 33 upvotes, $0
  273. Lack warning label when receiving a letter to HackerOne - 33 upvotes, $0
  274. View Any Program's Team Members through GET https://hackerone.com/invitations/ to HackerOne - 32 upvotes, $1000
  275. Invitation tokens leak to Google Analytics to HackerOne - 32 upvotes, $0
  276. Internal usage of AdBlockPlus may expose PoC URLs to unknown third-parties to HackerOne - 32 upvotes, $0
  277. Attacker can claim credentials for private program that has a published external program to HackerOne - 32 upvotes, $0
  278. Open Redirection in [https://www.hackerone.com/index.php] to HackerOne - 32 upvotes, $0
  279. Program Email Nofication settings ignored when being added as an external contributor to HackerOne - 32 upvotes, $0
  280. Hackers can reveal the names of private programs that have an external link and Enterprise Product Edition to HackerOne - 32 upvotes, $0
  281. Ability to bulk submit reports via query named based batching to HackerOne - 31 upvotes, $500
  282. RCE in profile picture upload to HackerOne - 31 upvotes, $0
  283. Reflected XSS and possible SSRF/XXE on https://events.hackerone.com/conferences/get_recording_slides_xml.xml?url=myserver/xss.xml to HackerOne - 31 upvotes, $0
  284. User's who are banned from program can still be invited to the new reports as collaborators to HackerOne - 31 upvotes, $0
  285. Issue with VDP Program's Transition to Private Status and Missing Warning Labels on ORG Invitation to HackerOne - 31 upvotes, $0
  286. Non-secure requests are not automatically upgraded to HTTPS to HackerOne - 30 upvotes, $0
  287. CSRF at [Apply to this program] that lead to submit your request automatic with out any validations to HackerOne - 30 upvotes, $0
  288. A small set of users were assigned someone else's payout preference to HackerOne - 30 upvotes, $0
  289. HackerOne Pentesters can access any structured scope object through GraphQL node interface to HackerOne - 30 upvotes, $0
  290. Read-only team members can read all properties of webhooks to HackerOne - 30 upvotes, $0
  291. Information disclosure - Feedback is accessible on Public profile even after 'disallowed' at https://hackerone.com/settings/feedback to HackerOne - 30 upvotes, $0
  292. Information leakage via CSV when content is valid JavaScript to HackerOne - 29 upvotes, $0
  293. Blind SSRF in "Integrations" by abusing a bug in Ruby's native resolver. to HackerOne - 29 upvotes, $0
  294. Disclosure of h1 challenges name through the calendar to HackerOne - 29 upvotes, $0
  295. Hacker can bypass minimum bounty amount restrictions in "invitation preferences" setting via UpdateInvitationPreferencesMutation GraphQL operation to HackerOne - 29 upvotes, $0
  296. Attachment references in markdown don't warn before downloading to HackerOne - 29 upvotes, $0
  297. Private information exposed through GraphQL search endpoints aggregates to HackerOne - 29 upvotes, $0
  298. Program profile metrics endpoint contains mean time to triage, even when turned off to HackerOne - 28 upvotes, $0
  299. IDOR in Bugs overview enables attacker to determine the date range a hackathon was active to HackerOne - 28 upvotes, $0
  300. Editing Pentest Summary Report Answers After Submitting Them to HackerOne - 28 upvotes, $0
  301. Ability to escape database transaction through SQL injection, leading to arbitrary code execution to HackerOne - 28 upvotes, $0
  302. Program profile_metrics.json contains time to triage for deptofdefense even it's turned off to HackerOne - 27 upvotes, $250
  303. Email spoofing to HackerOne - 27 upvotes, $0
  304. Report redaction doesn't apply to report title update activities to HackerOne - 27 upvotes, $0
  305. A user can request a report to be retested even though the program has not been verified by HackerOne to HackerOne - 27 upvotes, $0
  306. Internal machine learning API endpoint for CWE classification is vulnerable to path traversal to HackerOne - 27 upvotes, $0
  307. Reports submitted by a non 2fa setupped user account can be transferred to a 2fa require submission program to HackerOne - 27 upvotes, $0
  308. Submitting report through Embedded Submission form gives user indefinite access to a profile to HackerOne - 26 upvotes, $500
  309. Private invitation links/tokens leak to third-party analytics site to HackerOne - 26 upvotes, $500
  310. Switching the user to the attacker's account to HackerOne - 26 upvotes, $150
  311. IDOR on Program Visibilty (Revealed / Concealed) against other team members to HackerOne - 26 upvotes, $0
  312. Able To Check The Exact Bounty Balance of any Bug Bounty Program to HackerOne - 26 upvotes, $0
  313. [Bypass] Ability to invite a new member in sandbox Organization to HackerOne - 26 upvotes, $0
  314. Two-factor authentication bypass lead to information disclosure about the program and all hackers participate to HackerOne - 26 upvotes, $0
  315. resolved bugs in a program are public despite the program settings to HackerOne - 25 upvotes, $0
  316. Unicorn worker pool exhaustion by continuously updating payout preferences to HackerOne - 25 upvotes, $0
  317. A team member of the program with Report rights can ban the Admin to HackerOne - 25 upvotes, $0
  318. Stored Cross-Site Scripting vulnerability in example Custom Digital Agreement to HackerOne - 25 upvotes, $0
  319. Transitioning a Private Program to Public Does Not Clear Previously Private Updates to Hackers to HackerOne - 24 upvotes, $500
  320. Dangling cloud instance at vpn.inverselink.com to HackerOne - 24 upvotes, $500
  321. Can read features from any user to HackerOne - 24 upvotes, $250
  322. Information disclosure (reset password token) and changing the user's password to HackerOne - 24 upvotes, $100
  323. Hackerone Email Addresses Enumeration to HackerOne - 24 upvotes, $0
  324. Ability to enumerate private programs using SAML to HackerOne - 24 upvotes, $0
  325. User object in GraphQL exposes number of trial reports for External Programs that also have a Private Program to HackerOne - 24 upvotes, $0
  326. Information Disclosure when /invitations/<token>.json is not yet accepted to HackerOne - 24 upvotes, $0
  327. Disabled account can still use GraphQL endpoint to HackerOne - 24 upvotes, $0
  328. Lack of input sanitization in Marketo form leads to execution of HTML in lead emails to HackerOne - 23 upvotes, $500
  329. People who interviewed for HackerOne security analyst position can be enumerated and their personal email address may be exposed to HackerOne - 23 upvotes, $500
  330. Improper session management to HackerOne - 23 upvotes, $100
  331. CSRF login to HackerOne - 23 upvotes, $0
  332. Interstitial redirect bypass / open redirect in https://hackerone.com/zendesk_session to HackerOne - 23 upvotes, $0
  333. Mishandling of hackerone clear background checks resulting in disclosure of other hacker's information to HackerOne - 23 upvotes, $0
  334. Session not expired on logout to HackerOne - 22 upvotes, $100
  335. Login page password-guessing attack to HackerOne - 22 upvotes, $0
  336. HackerOne is still prone to Internet Explorer UXSS to HackerOne - 22 upvotes, $0
  337. Self DOM-Based XSS in www.hackerone.com to HackerOne - 22 upvotes, $0
  338. report id is exposed for undisclosed reports in Hacktivity to HackerOne - 22 upvotes, $0
  339. program_analytics_benchmarks query shows information not visible in public to HackerOne - 22 upvotes, $0
  340. SAML Response Reuse on hackerone.com/users/saml/auth to HackerOne - 22 upvotes, $0
  341. Session Not Expire / 2FA Bypass to HackerOne - 22 upvotes, $0
  342. 2fa can't be activated on app.pullrequest.com to HackerOne - 22 upvotes, $0
  343. HTML injection can lead to data theft to HackerOne - 21 upvotes, $500
  344. Hacker can request mediation for published reports to HackerOne - 21 upvotes, $500
  345. Notifications sent due to "Transfer report" functionality may be sent to users who are no longer authorized to see the report to HackerOne - 21 upvotes, $500
  346. Tab nabbing in Hackerone inbox. to HackerOne - 21 upvotes, $500
  347. Know undisclosed Bounty Amount when Bounty Statistics are enabled. to HackerOne - 21 upvotes, $0
  348. Used email confirmation link reveals the email address which is tied to it to HackerOne - 21 upvotes, $0
  349. 2FA Bypass via Leaked Cookies to HackerOne - 21 upvotes, $0
  350. Improperly validated fields allows injection of arbitrary HTML via spoofed React objects to HackerOne - 20 upvotes, $5000
  351. Enumeration of users to HackerOne - 20 upvotes, $0
  352. Able to create basic user account via Google login on HackerOne Drupal CMS to HackerOne - 20 upvotes, $0
  353. CRLF injection in info.hacker.one to HackerOne - 20 upvotes, $0
  354. Missing Certificate Authority Authorization rule to HackerOne - 20 upvotes, $0
  355. Homograph attack in escalate report to HackerOne - 20 upvotes, $0
  356. Session hijacking attack to HackerOne - 20 upvotes, $0
  357. HTML injection that may lead to XSS on HackerOne.com through H1 Triage Wizard Chrome Extension to HackerOne - 20 upvotes, $0
  358. Vulnerability with the way \ escaped characters in <http://danlec.com> style links are rendered to HackerOne - 19 upvotes, $5000
  359. Insecure SHA1withRSA in b5s.hackerone-ext-content.com and a4l.hackerone-ext-content.com to HackerOne - 19 upvotes, $0
  360. Additional bypass allows SSRF for internal netblocks to HackerOne - 19 upvotes, $0
  361. Introspection query leaks sensitive graphql system information. to HackerOne - 19 upvotes, $0
  362. Corrupted Authorization header can cause logs not to be ingested properly in ████████ to HackerOne - 19 upvotes, $0
  363. Reset the 2FA of the user which can lead to Account Takeover to HackerOne - 19 upvotes, $0
  364. HTTP header injection in info.hackerone.com allows setting cookies for hackerone.com to HackerOne - 18 upvotes, $0
  365. Know whether private program for company exist or not to HackerOne - 18 upvotes, $0
  366. Possible CSRF during joining report as participant to HackerOne - 18 upvotes, $0
  367. Limited Open redirection using SSO-SAML to HackerOne - 18 upvotes, $0
  368. Exposing hackerone users personally identifiable information by abusing sandbox with swag reward enabled to HackerOne - 18 upvotes, $0
  369. Attacker may be able to bounce enough emails which suspend HackerOne's SES service and cause a DoS of HackerOne's email service to HackerOne - 18 upvotes, $0
  370. Graphql: Sorting the reports by jira_status field resulted to different value to HackerOne - 18 upvotes, $0
  371. Users querying dim_hacker_reports table through Analytics API can determine data from dim_reports table using WHERE or HAVING query to HackerOne - 18 upvotes, $0
  372. Improper Authentication - 2FA OTP Reusable to HackerOne - 18 upvotes, $0
  373. Bypassing the victim's phone number OTP in the account recovery process on the https://hackerone.com/settings/auth/setup_account_recovery to HackerOne - 18 upvotes, $0
  374. Invalid Phabricator API token revealed through error message when escalating a report to HackerOne - 17 upvotes, $500
  375. DNS Misconfiguration to HackerOne - 17 upvotes, $0
  376. Homograph attack to HackerOne - 17 upvotes, $0
  377. Unintended HTML inclusion as a result of https://hackerone.com/reports/110578 to HackerOne - 17 upvotes, $0
  378. Example HackerOne security@ forward domain is not registered to HackerOne - 17 upvotes, $0
  379. Private partial disclosure of h1 infrastructure to HackerOne - 17 upvotes, $0
  380. Lack of length validation on user address attribute to HackerOne - 17 upvotes, $0
  381. Missing Certificate Authority Authorization rule to HackerOne - 17 upvotes, $0
  382. Previous attachments can be referenced when creating a new report to HackerOne - 17 upvotes, $0
  383. Rounding errors on rewarding a bounty leads to bypassing the 20% H1 commission fee to HackerOne - 17 upvotes, $0
  384. CSRF allows to test email forwarding to HackerOne - 17 upvotes, $0
  385. Ability to monitor reports' submission in real time to HackerOne - 16 upvotes, $0
  386. Users contents on AWS is cacheable to HackerOne - 16 upvotes, $0
  387. www.hackerone.com website CSP "script-src" includes "unsafe-inline" to HackerOne - 16 upvotes, $0
  388. Submitted reports state logs leakage to HackerOne - 16 upvotes, $0
  389. Hackers can reveal the names of private programs that have an external link to HackerOne - 16 upvotes, $0
  390. Enumerating HackerOne Pentests to HackerOne - 16 upvotes, $0
  391. Business Logic error leads to bypass 2FA requirement to HackerOne - 16 upvotes, $0
  392. Bypassing Two-Factor Authentication via Account Deactivation and Password Reset to HackerOne - 16 upvotes, $0
  393. Markdown parsing issue enables insertion of malicious tags and event handlers to HackerOne - 15 upvotes, $5000
  394. PNG compression DoS to HackerOne - 15 upvotes, $500
  395. Invited team member can disclosure slack channels to HackerOne - 15 upvotes, $500
  396. Flawed account creation process allows registration of usernames corresponding to existing file names to HackerOne - 15 upvotes, $0
  397. Old titles are not hidden in reports with limited disclosure to HackerOne - 15 upvotes, $0
  398. Report title and issue information prepopulated to HackerOne - 15 upvotes, $0
  399. Lack of cross-origin request blocking allows leaking of sensitive information on several endpoints to HackerOne - 15 upvotes, $0
  400. Improper data update process on UpdatePhabricatorIntegration mutation leads to leak of Phabricator Conduit API token. to HackerOne - 15 upvotes, $0
  401. PII data Leakage through hackerone reports to HackerOne - 15 upvotes, $0
  402. Names not completely redacted despite "Redact the names of the involved users" is selected to HackerOne - 14 upvotes, $500
  403. Control Characters Not Stripped From Username on Signup to HackerOne - 14 upvotes, $0
  404. Able to remove the admin access of my program to HackerOne - 14 upvotes, $0
  405. Obtain the username & the uid of the one doing the S3 sync on Hackerone to HackerOne - 14 upvotes, $0
  406. Researcher gets email updates on a private program after he/she quits that program. to HackerOne - 14 upvotes, $0
  407. Changes to data in a CVE request after draft via GraphQL query to HackerOne - 14 upvotes, $0
  408. Logical issues with account settings to HackerOne - 13 upvotes, $0
  409. Inadequate access controls in "Vote" functionality??? to HackerOne - 13 upvotes, $0
  410. Requesting Mediation possible on reports that are too old for mediation to HackerOne - 13 upvotes, $0
  411. Missing rate limit on critical user actions e.g. reset password, change email, disable account. to HackerOne - 13 upvotes, $0
  412. Moving a report to a different program doesn't reassign the Custom Field Values to HackerOne - 13 upvotes, $0
  413. Bypassing the External Link Warning to HackerOne - 13 upvotes, $0
  414. Race condition allows to send multiple times feedback for the hacker to HackerOne - 13 upvotes, $0
  415. 2FA requirement bypass when claiming bounty to HackerOne - 13 upvotes, $0
  416. Open redirect in "Language change". to HackerOne - 12 upvotes, $500
  417. CSS leaks SCSS debug info to HackerOne - 12 upvotes, $0
  418. Session Management to HackerOne - 12 upvotes, $0
  419. Session not invalidated after password reset to HackerOne - 12 upvotes, $0
  420. Gain reputation by creating a duplicate of an existing report to HackerOne - 12 upvotes, $0
  421. Manipulate report timeline activity by using null byte. to HackerOne - 12 upvotes, $0
  422. Unauthorized Team members viewing to HackerOne - 12 upvotes, $0
  423. Possible CSRF during external programs to HackerOne - 12 upvotes, $0
  424. javascript: and mailto: links are allowed in JIRA integration settings to HackerOne - 12 upvotes, $0
  425. GitHub users outside of HackerOne organization can create and update Wiki pages of certain public HackerOne repositories to HackerOne - 12 upvotes, $0
  426. CSRF possible when SOP Bypass/UXSS is available to HackerOne - 11 upvotes, $2500
  427. homograph attack. IDNs displayed in unicode in bug reports and on external link warning page to HackerOne - 11 upvotes, $500
  428. No email verification on username change to HackerOne - 11 upvotes, $500
  429. Flawed account creation process allows registration of usernames corresponding to existing file names to HackerOne - 11 upvotes, $100
  430. All Active user sessions should be deleted when user change his password! to HackerOne - 11 upvotes, $100
  431. File Name Enumeration to HackerOne - 11 upvotes, $0
  432. RTL override symbol not stripped from file names to HackerOne - 11 upvotes, $0
  433. Privilege escalation..., or not?! to HackerOne - 11 upvotes, $0
  434. Improve signals in reputation to HackerOne - 11 upvotes, $0
  435. CSV Injection at the CSV export feature to HackerOne - 11 upvotes, $0
  436. Verbose PHP error messages exposed on a blog article to HackerOne - 11 upvotes, $0
  437. TOTP Authenticator implementation Accepts Expired Codes to HackerOne - 11 upvotes, $0
  438. Pre-generation of 2FA secret/backup codes seems like an unnecessary risk to HackerOne - 10 upvotes, $1000
  439. Category- Broken Authentication and Session Management (leads to account compromise if some conditions are met) to HackerOne - 10 upvotes, $0
  440. CSV Injection with the CVS export feature to HackerOne - 10 upvotes, $0
  441. Race Conditions Exist When Accepting Invitations to HackerOne - 10 upvotes, $0
  442. LinkedIN URL should be HTTPS to HackerOne - 10 upvotes, $0
  443. While adding a payment method - Notification email not sent to newly added email ID as well as there is no verification for new email id (Paypal) to HackerOne - 10 upvotes, $0
  444. CSP Bypass: Click handler for links with data-method="post" can cause authenticity_token to be sent off domain to HackerOne - 9 upvotes, $2000
  445. A password reset page does not properly validate the authenticity token at the server side. to HackerOne - 9 upvotes, $100
  446. Password Reset Bug to HackerOne - 9 upvotes, $100
  447. Account takeover to HackerOne - 9 upvotes, $0
  448. "early preview" programs disclosure to HackerOne - 9 upvotes, $0
  449. Reputation Manipulation (Theoretical) to HackerOne - 9 upvotes, $0
  450. Reflected Filename Download to HackerOne - 9 upvotes, $0
  451. Reflected File Download to HackerOne - 9 upvotes, $0
  452. Reward Money Leakage to HackerOne - 9 upvotes, $0
  453. Disclosure of external users invited to a specific report to HackerOne - 9 upvotes, $0
  454. Information disclosure via policy update notifications after removal from program to HackerOne - 9 upvotes, $0
  455. Search query text, including from potentially undisclosed reports, sent to Google Analytics on Inbox query page to HackerOne - 9 upvotes, $0
  456. GraphQL sessions aren't immediately invalidated when user password is changed to HackerOne - 9 upvotes, $0
  457. Missing Password Confirmation at a Critical Function (Payout Method) to HackerOne - 9 upvotes, $0
  458. External programs revealing info to HackerOne - 8 upvotes, $1500
  459. Redirect while opening links in new tabs to HackerOne - 8 upvotes, $500
  460. Limited CSRF bypass. to HackerOne - 8 upvotes, $500
  461. New hacktivity view discloses report IDs of non-public reports to HackerOne - 8 upvotes, $500
  462. Weird Bug - Ability to see partial of other user's notification to HackerOne - 8 upvotes, $0
  463. Adding an user email address to the list before confirming. to HackerOne - 8 upvotes, $0
  464. Session Hijacking attack (Different Scenario) to HackerOne - 8 upvotes, $0
  465. Ability to see common response titles of other teams (limited) to HackerOne - 8 upvotes, $0
  466. Anti-MIME-Sniffing header X-Content-Type-Options header has not been set. to HackerOne - 8 upvotes, $0
  467. javascript: and mailto: links are allowed on users' profiles to HackerOne - 8 upvotes, $0
  468. Autocomplete enabled in Paypal preferences to HackerOne - 8 upvotes, $0
  469. Report title autocompletion to HackerOne - 8 upvotes, $0
  470. CSV Injection via the CSV export feature to HackerOne - 8 upvotes, $0
  471. Private program activity timeline information disclosure to HackerOne - 8 upvotes, $0
  472. Private Program all members disclosed to HackerOne - 8 upvotes, $0
  473. Leakage badges on disabled user to HackerOne - 8 upvotes, $0
  474. Information leakage - Private reports cached by Google to HackerOne - 8 upvotes, $0
  475. Information disclosure to HackerOne - 8 upvotes, $0
  476. Hackers can Invite Collaborators Without 2FA on Programs Requiring 2FA to HackerOne - 8 upvotes, $0
  477. Insecure Direct Object Reference vulnerability to HackerOne - 7 upvotes, $500
  478. Accessing title of the report of which you are marked as duplicate to HackerOne - 7 upvotes, $500
  479. Team Member███ associated with a Custom Group Created with 'Program Managment' only permissions can Comments on Bug Reports to HackerOne - 7 upvotes, $500
  480. Email changing to HackerOne - 7 upvotes, $0
  481. "learn more here", reward email - domain expired. to HackerOne - 7 upvotes, $0
  482. Restrict any user from logging into his account. to HackerOne - 7 upvotes, $0
  483. Logic Issue with Reputation: Boost Reputation Points to HackerOne - 7 upvotes, $0
  484. In markdown, parsing things like @danlec and #46072 after links is unsafe to HackerOne - 7 upvotes, $0
  485. Send AJAX request to external domain to HackerOne - 7 upvotes, $0
  486. External links should use rel="noopener" or use the redirect service to HackerOne - 7 upvotes, $0
  487. Increase number of bugs by sending duplicate of your own valid report to HackerOne - 7 upvotes, $0
  488. Open redirect deceive in hackerone.com via another open redirect link. to HackerOne - 7 upvotes, $0
  489. Ajouter le même utilisateur que celui déjà inscrit dans les équipes to HackerOne - 7 upvotes, $0
  490. Temporary banned user (from platform) is able to make submissions via embedded submission forms to HackerOne - 7 upvotes, $0
  491. Multiple issues with Markdown and URL parsing to HackerOne - 6 upvotes, $500
  492. Securing sensitive pages from SearchBots to HackerOne - 6 upvotes, $100
  493. creating titleless and non-closable bugs to HackerOne - 6 upvotes, $0
  494. Flooding mailbox of user to HackerOne - 6 upvotes, $0
  495. harvesting attack on user registration to HackerOne - 6 upvotes, $0
  496. Making any Report Failed to load to HackerOne - 6 upvotes, $0
  497. SPF whitelist of mandrill leads to email forgery to HackerOne - 6 upvotes, $0
  498. Reopen Disable Accounts/ Hidden Access After Disable to HackerOne - 6 upvotes, $0
  499. Markdown code block sequence makes report unreadable to HackerOne - 6 upvotes, $0
  500. Invitation is not properly cancelled while inviting to bug reports. to HackerOne - 6 upvotes, $0
  501. Logical Issue (Boosting Reputation points) to HackerOne - 6 upvotes, $0
  502. Cross-domain AJAX request to HackerOne - 6 upvotes, $0
  503. profile cover can also load external URL's to HackerOne - 6 upvotes, $0
  504. Team Member(s) associated with a Group have Read-only permission (Post internal comments) can post comment to all the participants to HackerOne - 6 upvotes, $0
  505. Private Program Disclosure in /:handle/reports/draft.json endpoint to HackerOne - 6 upvotes, $0
  506. Denial of Service any Report to HackerOne - 6 upvotes, $0
  507. Deleted name still present via mouseover functionality for user accounts to HackerOne - 6 upvotes, $0
  508. Websites opened from reports can change url of report page to HackerOne - 6 upvotes, $0
  509. Signals get affected once reports closed as self to HackerOne - 6 upvotes, $0
  510. New hacktivity view discloses report IDs of non-public reports to HackerOne - 6 upvotes, $0
  511. DOS Report FILE html inside <code> in markdown to HackerOne - 6 upvotes, $0
  512. Partial disclosure of undisclosed programs through <meta> tags to HackerOne - 6 upvotes, $0
  513. Redirect FILTER bypass in report/comment to HackerOne - 5 upvotes, $500
  514. Team member invitations to sandboxed teams are not invalidated consistently (v2) to HackerOne - 5 upvotes, $500
  515. Issue with password change to HackerOne - 5 upvotes, $500
  516. Change Any username and profile link in hackerone to HackerOne - 5 upvotes, $100
  517. No option to logout concurrent sessions to HackerOne - 5 upvotes, $0
  518. Improper way of validating a program to HackerOne - 5 upvotes, $0
  519. Auto Approval of Invitation to join Team as a Team member to HackerOne - 5 upvotes, $0
  520. HTTPS is not enforced for objects stored by HackerOne on Amazon S3 to HackerOne - 5 upvotes, $0
  521. Missing spf flags for hackerone.com to HackerOne - 5 upvotes, $0
  522. Enumeration/Guess of Private (Invited) Programs to HackerOne - 5 upvotes, $0
  523. Homograph Attack to HackerOne - 5 upvotes, $0
  524. Potential denial of service in hackerone.com/<program>/reward_settings to HackerOne - 5 upvotes, $0
  525. Email Notification should be get while changing Paypal Email to HackerOne - 5 upvotes, $0
  526. Minimum bounty of a private program is visible for users that were removed from the program to HackerOne - 5 upvotes, $0
  527. attack in not an authorized user to HackerOne - 5 upvotes, $0
  528. Null byte injection to HackerOne - 5 upvotes, $0
  529. Private Program Disclosure in /:handle/settings/allow_report_submission.json endpoint to HackerOne - 5 upvotes, $0
  530. Accepting Invalid characters on email address to HackerOne - 5 upvotes, $0
  531. Spamming any user from Reset Password Function to HackerOne - 5 upvotes, $0
  532. URL Crashing browser. {Tested on firefox, Chrome and Safari} to HackerOne - 5 upvotes, $0
  533. Information Disclosure which violate program privacy to HackerOne - 5 upvotes, $0
  534. Mismatch between frontend and backend validation via ban_researcher leads to H1 support and hackers email spam to HackerOne - 5 upvotes, $0
  535. CSV injection in the credentials export to HackerOne - 5 upvotes, $0
  536. Edit Auto Response Messages to HackerOne - 4 upvotes, $1000
  537. Team member invitations to sandboxed teams are not invalidated consistently to HackerOne - 4 upvotes, $500
  538. Logic error with notifications: user that has left team continues to receive notifications and can not 'clean' this area on account to HackerOne - 4 upvotes, $500
  539. Private Program and bounty details disclosed as part of JSON search response to HackerOne - 4 upvotes, $500
  540. Mediation link can be accepted by other users to HackerOne - 4 upvotes, $500
  541. Issue with remember_user_token to HackerOne - 4 upvotes, $150
  542. Denial of Service to HackerOne - 4 upvotes, $100
  543. Criptographic Issue: Strisct Transport Security with not good max age..(TOO SHORT!) to HackerOne - 4 upvotes, $0
  544. Arbitrary file uploads to Amazon WS. to HackerOne - 4 upvotes, $0
  545. Improper filtering of classes used in codeblocks in Markdown to HackerOne - 4 upvotes, $0
  546. Cache leads to Privacy leaks to HackerOne - 4 upvotes, $0
  547. Account Hijacking (Only rare case scenario) to HackerOne - 4 upvotes, $0
  548. Window Opener Property Bug to HackerOne - 4 upvotes, $0
  549. Breaking Bugs as team member to HackerOne - 4 upvotes, $0
  550. Substantially weakened authenticity verification when using 'Remember me for a week' to HackerOne - 4 upvotes, $0
  551. Reflected File Download attack allows attacker to 'upload' executables to hackerone.com domain to HackerOne - 4 upvotes, $0
  552. Open-redirect on hackerone.com to HackerOne - 4 upvotes, $0
  553. Marking notifications as read CSRF bug to HackerOne - 4 upvotes, $0
  554. Homograph attack to HackerOne - 4 upvotes, $0
  555. (lack of) smtp transport layer security to HackerOne - 4 upvotes, $0
  556. Content Spoofing - External Link Warning Page to HackerOne - 4 upvotes, $0
  557. mailto: link injection on https://hackerone.com/directory to HackerOne - 4 upvotes, $0
  558. Number of invited researchers disclosed as part of JSON search response to HackerOne - 4 upvotes, $0
  559. Minor Bug: Public un-compiled CSS with original sass, versioning, source map, comments, etc. to HackerOne - 4 upvotes, $0
  560. Content spoofing on invitations page to HackerOne - 4 upvotes, $0
  561. HackerOne Private Programs users disclosure and de-anonymous-ize to HackerOne - 4 upvotes, $0
  562. Email Address Leak to HackerOne - 4 upvotes, $0
  563. Disclosure of private programs that have an "external" page on HackerOne to HackerOne - 4 upvotes, $0
  564. Putting link inside link in markdown to HackerOne - 4 upvotes, $0
  565. Possible XSS to HackerOne - 4 upvotes, $0
  566. Distinguish EP+Private vs Private programs in HackerOne to HackerOne - 4 upvotes, $0
  567. Add text to the title of the page "Thanks" to HackerOne - 4 upvotes, $0
  568. HackerOne Important Emails Notification are sent in clear-text to HackerOne - 4 upvotes, $0
  569. Content Spoofing via reports to HackerOne - 4 upvotes, $0
  570. Issue with password change in Disabled Account to HackerOne - 4 upvotes, $0
  571. Reputation gain split by company can be used to track the existence of otherwise undisclosed reports to HackerOne - 4 upvotes, $0
  572. User with Read-Only permissions can request/approve public disclosure to HackerOne - 3 upvotes, $500
  573. Internal bounty and swag details disclosed as part of JSON response to HackerOne - 3 upvotes, $500
  574. Potential denial of service in hackerone.com/teams/new to HackerOne - 3 upvotes, $0
  575. Fake URL + Additional vectors for homograph attack to HackerOne - 3 upvotes, $0
  576. External URL page bypass to HackerOne - 3 upvotes, $0
  577. Weak HSTS age in support hackerone site to HackerOne - 3 upvotes, $0
  578. Hackerone impersonation to HackerOne - 3 upvotes, $0
  579. Sending emails (via HackerOne) impersonating other users to HackerOne - 3 upvotes, $0
  580. Abusing HOF rankings in limited circumstances to HackerOne - 3 upvotes, $0
  581. CSV Injection via the CSV export feature to HackerOne - 3 upvotes, $0
  582. SECURITY: Referencing previous Reports attachment_IDs on new Reports via Draft_Sync DELETES Attachments to HackerOne - 3 upvotes, $0
  583. Redirection Page throwing error instead of redirecting to site to HackerOne - 3 upvotes, $0
  584. Reverse Tabnabbing Vulnerability in Outgoing Links to HackerOne - 3 upvotes, $0
  585. User with Read-Only permissions can edit the Internal comment Activities on Bug Reports After Revoke the team access permissions to HackerOne - 2 upvotes, $500
  586. User with Read-Only permissions can manually public disclosure the report to HackerOne - 2 upvotes, $500
  587. Notification of previous signed out user leakage. to HackerOne - 2 upvotes, $0
  588. Requesting unknown file type returns Ruby object w/ address to HackerOne - 2 upvotes, $0
  589. User with Read-Only permissions can edit the SwagAwarded Activities on Bug Reports to HackerOne - 2 upvotes, $0
  590. Denial of service in report view. to HackerOne - 2 upvotes, $0
  591. Pending member invitations are not revoked on program name change to HackerOne - 2 upvotes, $0