Security Advisory

CVE-2026-59937

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-07-08 17:25:34

Last updated 2026-07-09 14:41:30

Assigner GitHub_M

CVSS score 6.9

State PUBLISHED

Description

pypdf is a free and open-source pure-python PDF library. Prior to 6.14.0, an attacker can craft a PDF with repeated malformed cross-reference streams that cause pypdf to spend long runtimes recovering broken cross-reference table entries. This issue is fixed in version 6.14.0.

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