CVE-2025-46206: Artifex Mupdf

Medium severity, CVSS 6.5. EPSS: 0.4% chance of exploitation in the next 30 days.

An issue in Artifex mupdf 1.25.6, 1.25.5 allows a remote attacker to cause a denial of service via an infinite recursion in the `mutool clean` utility. When processing a crafted PDF file containing cyclic /Next references in the outline structure, the `strip_outline()` function enters infinite recursion

Affected products

• Artifex Mupdf: up to and including 1.25.6

Published 2025-08-04. Last modified 2026-07-05.