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CVE-2026-54531

ADVISORY - github

Summary

Impact

An attacker who uses this vulnerability can craft a PDF which leads to an infinite loop. This requires merging a file with outlines into a writer.

Patches

This has been fixed in pypdf==6.13.0.

Workarounds

If you cannot upgrade yet, consider applying the changes from PR #3830.

EPSS Score⁠: 0.00123 (0.025)

Common Weakness Enumeration (CWE)

ADVISORY - github

CWE-835⁠

Loop with Unreachable Exit Condition ('Infinite Loop')

Impacted images

Advisories
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