pypdf has possible long runtimes/large memory usage for encrypted PDF files

Date Oct 30, 2026
Type Vendor advisory
Signal High-risk advisory
Vendor / Product PyPI ยท pypdf
CVE CVE-2026-119208
High-risk advisory CVE-2026-119208

Summary

pypdf has possible long runtimes/large memory usage for encrypted PDF files

Why it matters

GitHub has published a reviewed security advisory for pypdf. Prioritize it with other application dependency updates, especially because EPSS places it in the 23% percentile.

Operator check

Check whether pypdf is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available. CVSS score: 7.1. EPSS probability: 0.3%; percentile: 23%.

Sources

PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.