Vulnerability · Published Aug 4, 2025 · Assigned by mitre
CVE-2025-46206
Medium 6.5
In plain English
A medium-severity security flaw in the mupdf package (Debian). Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 41% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code. Fixed versions are available - upgrade the affected package.
Official description
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 packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | mupdf | no fix listed | DEBIAN-CVE-2025-46206 |
| Debian:13 | mupdf | no fix listed | DEBIAN-CVE-2025-46206 |
| Debian:14 | mupdf | 1.25.1+ds1-7 | DEBIAN-CVE-2025-46206 |
Affected products (as reported)
Weakness: CWE-674 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H