Vulnerability in Py-pdf Pypdf
CVE-2026-41313
pypdf is a free and open-source pure-python PDF library. An attacker who uses a vulnerability present in versions prior to 6.10.2 can craft a PDF which leads to long runtimes. This requires loading a PDF with a large trailer `/Size` value…
EPSS: 0.000 (7.4th percentile) — read the EPSS interpretation.
Affected products
- Py-pdf Pypdf — versions < 6.10.2
Weakness classification (CWE)
References
- https://github.com/py-pdf/pypdf/security/advisories/GHSA-4pxv-j86v-mhcw (x_refsource_CONFIRM)
- https://github.com/py-pdf/pypdf/pull/3735 (x_refsource_MISC)
- https://github.com/py-pdf/pypdf/commit/c50a0104cf083356f7c7f5d61410466a57f5c88a (x_refsource_MISC)
- https://github.com/py-pdf/pypdf/releases/tag/6.10.2 (x_refsource_MISC)