CVE-2026-86423

ImageMagick before 7.1.2-30 Heap-use-after-free via GetList

State: Published
Severity: 4.8 Medium
Published: Sep 7, 2026
Updated: Oct 29, 2026
Reserved: Sep 7, 2026

Description

ImageMagick before 7.1.2-30 and 6.9.x before 6.9.13-55 contains a heap-use-after-free vulnerability in the GetList method of PerlMagick. A crafted call to the GetList method can trigger the use-after-free, resulting in a crash (denial of service).

Scores

CVSS	Score	Vector	Source
4.0	4.8 Medium	CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N	VulnCheck
3.1	3.3 Low	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L	VulnCheck

Weaknesses

CWE-416 Use After Free

Affected Products

Product	Versions
ImageMagickImageMagick	7.0.0 to before 7.1.2-30Affected 7.1.2-30Not affected
ImageMagickImageMagick	before 6.9.13-55Affected 6.9.13-55Not affected

References

GitHub Security Advisory (GHSA-5m9j-96ff-j6qc)vendor-advisory
VulnCheck Advisory: ImageMagick before 7.1.2-30 Heap-use-after-free via GetListthird-party-advisory

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