Vulnerability in Imagemagick
CVE-2026-86424
ImageMagick before 7.1.2-30 and 6.9.13-55 contains a time-of-check-time-of-use (TOCTOU) vulnerability in the video decoder that allows attackers to bypass path policy write restrictions via symlink swaps. An attacker can replace a symlink between policy validation (check-time) and the file write operation (use-time) to write to policy-denied locations.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 2.5 (Low). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N.
EPSS exploit prediction
EPSS: 0.001 (3.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 3rd percentile — 3.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: +0.000
Affected products
Weakness classification (CWE)
References
- github.com/ImageMagick/ImageMagick/security/advisories/GHSA-9x6f-98x9-rx6g (vendor-advisory, Vendor Advisory)
- www.vulncheck.com/advisories/imagemagick-before-7.1.2-30-path-traversal-via-toc… (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2026-86424?
- CVE-2026-86424 is a low-severity vulnerability in Imagemagick, classified under Improper Link Resolution Before File Access. CVSS score: 2.5/10. Published 2026-09-07.
- How severe is CVE-2026-86424?
- Low severity. CVSS v3 base score is 2.5 out of 10.