Use After Free in Imagemagick
CVE-2026-93586
ImageMagick before 7.1.2-31 and before 6.9.13-56 contains a use-after-free vulnerability in the ImagesToBlob method, caused by a pointer that is not updated correctly. Exploitation may result in a limited availability impact (e.g., a crash of the affected process). The issue is fixed in versions 7.1.2-31 and 6.9.13-56.
Vulnerability class: Use-After-Free
Published · last modified .
CVSS v3 metric
CVSS v3 base score 2.9 (Low). Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L.
EPSS exploit prediction
EPSS: 0.001 (1.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 1st percentile — 1.0% 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-3rjr-534c-8v67 (vendor-advisory, Vendor Advisory)
- www.vulncheck.com/advisories/imagemagick-before-7.1.2-31-use-after-free-via-ima… (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2026-93586?
- CVE-2026-93586 is a low-severity vulnerability in Imagemagick, classified under Use After Free. CVSS score: 2.9/10. Published 2026-09-18.
- How severe is CVE-2026-93586?
- Low severity. CVSS v3 base score is 2.9 out of 10.