Security: py-pdf/pypdf
Security Advisories
View known security vulnerabilities and report new vulnerabilities privately to maintainers.
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Manipulated FlateDecode streams can exhaust RAMGHSA-7hfw-26vp-jp8m published
Aug 13, 2025 by stefan6419846Moderate -
Possible Infinite Loop when PdfWriter(clone_from) is used with a PDFGHSA-wjcc-cq79-p63f published
Oct 29, 2023 by MartinThomaModerate -
Quadratic runtime with malformed PDF missing xref markerGHSA-jrm6-h9cq-8gqw published
Jun 30, 2023 by MartinThomaModerate -
Possible Infinite Loop when reading malformed objectsGHSA-hm9v-vj3r-r55m published
Jun 30, 2023 by MartinThomaModerate -
Possible Infinite Loop when a comment isn't followed by a characterGHSA-4vvm-4w3v-6mr8 published
Jun 27, 2023 by MartinThomaModerate -
Manipulated inline images can cause Infinite LoopGHSA-xcjx-m2pj-8g79 published
Apr 17, 2022 by MartinThomaModerate