Use After Free in Imagemagick
CVE-2026-86425
ImageMagick before 7.1.2-30 and 6.9.x before 6.9.13-55 contains a heap-use-after-free vulnerability in the Layer method of PerlMagick. An attacker who supplies a crafted list of images can trigger memory access after deallocation, resulting in a crash (denial of service).
Vulnerability class: Use-After-Free
CVSS v3 metric
CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L.
Affected products
Weakness classification (CWE)
References
- disclosure@vulncheck.com (vendor-advisory)
- disclosure@vulncheck.com (third-party-advisory)
Frequently asked questions
- What is CVE-2026-86425?
- CVE-2026-86425 is a low-severity vulnerability in Imagemagick, classified under Use After Free. CVSS score: 3.3/10. Published 2026-09-07.
- How severe is CVE-2026-86425?
- Low severity. CVSS v3 base score is 3.3 out of 10.