Preconditions and environment

• Magento version 2.4-develop

Steps to reproduce

1. Add custom customer address attribute with frontend_input = image
2. Go to edit customer in admin
3. Edit customer address and upload image for custom customer address attribute

Expected result

Save address success

Actual result

Error "xxx.jpeg" is not a valid file when press save address

Additional information

No response

Release note

No response

Triage and priority

• Severity: S0 - Affects critical data or functionality and leaves users without workaround.
• Severity: S1 - Affects critical data or functionality and forces users to employ a workaround.
• Severity: S2 - Affects non-critical data or functionality and forces users to employ a workaround.
• Severity: S3 - Affects non-critical data or functionality and does not force users to employ a workaround.
• Severity: S4 - Affects aesthetics, professional look and feel, “quality” or “usability”.