6.5

CVE-2025-46206: artifex mupdf Uncontrolled Recursion

CVSS: 6.5v3.1MediumModified
AliasesUBUNTU-CVE-2025-46206DEBIAN-CVE-2025-46206
Published 04-08-2025Last modified 05-07-2026
Open JSON

Vulnerability summary

CVE-2025-46206 is a medium (CVSS 6.5) Uncontrolled Recursion vulnerability in artifex mupdf. EPSS estimates a 0.41% chance of exploitation in the next 30 days, higher than 33.7% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
36/100
0100
Medium · default modelHow is this calculated?
CVSS score
6.5/10
010
Medium · v3.1 (CVE.org)
EPSS score
0.41%
0%100%
Low · +0.02 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github

Advisory lineage

Upstream 0 · Downstream 1 · Related 1
USN-7888-1

Timeline

  1. 04-08-2025
    PublishedVulnerability first disclosed.
  2. 05-07-2026
    Last modifiedVulnerability information updated.

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

CVSS metrics

4 scores · 4 sources · 1 version

EPSS trend

Probability

0.41%

Chance of exploitation in the next 30 days

Percentile

34%

Versus all other CVEs

30-day change

+0.02 pp

From 0.39% on 19-09-2026

19-09-202619-10-2026
EPSS score
0.41%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • githubUnverified

    Cve 2025 46206

    Maturity: poc

Weaknesses

CWE · root cause

Affected systems

Artifex1 product
Debian1 product
  • mupdfAll versions (No fix recorded) | < 1.25.1+ds1-7
Ubuntu1 product
  • mupdf< 1.12.0+ds1-1ubuntu0.1~esm2 | < 1.16.1+ds1-1ubuntu1+esm2 | < 1.19.0+ds1-2ubuntu0.1~esm1 | < 1.23.10+ds1-1ubuntu0.1~esm1

3 vendors · 3 products

References

7 links