CVE-2026-49460

ADVISORY - github

Summary

Impact

An attacker who uses this vulnerability can craft a PDF which leads to long runtimes. This requires accessing a stream which uses the /FlateDecode filter with a PNG predictor.

Patches

This has been fixed in pypdf==6.12.2.

Workarounds

If you cannot upgrade yet, consider applying the changes from PR #3806.

EPSS Score⁠: 0.00117 (0.020)

Common Weakness Enumeration (CWE)

ADVISORY - github

CWE-407⁠

Inefficient Algorithmic Complexity

Impacted images

Advisories

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