CVE-2026-33699

ADVISORY - github

Summary

Impact

An attacker who uses this vulnerability can craft a PDF which leads to an infinite loop. This requires reading a file in non-strict mode.

Patches

This has been fixed in pypdf==6.9.2.

Workarounds

If users cannot upgrade yet, consider applying the changes from PR #3693.

EPSS Score: 0.00455 (0.364)

Common Weakness Enumeration (CWE)

ADVISORY - nist

Loop with Unreachable Exit Condition ('Infinite Loop')

ADVISORY - github

Loop with Unreachable Exit Condition ('Infinite Loop')

ADVISORY - redhat

Unchecked Input for Loop Condition


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