CVE-2026-23874

ImageMagick's MSL: Stack overflow via infinite recursion in ProcessMSLScript

State: Published
Severity: 5.5 Medium
Published: Jan 20, 2026
Updated: Jan 20, 2026
Reserved: Jan 16, 2026

Description

ImageMagick is free and open-source software used for editing and manipulating digital images. Versions prior to 7.1.2-13 have a stack overflow via infinite recursion in MSL (Magick Scripting Language) `<write>` command when writing to MSL format. Version 7.1.2-13 fixes the issue.

Scores

CVSS	Score	Vector	Source
3.1	5.5 Medium	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H	GitHub_M

Weaknesses

CWE-835 Loop with Unreachable Exit Condition ('Infinite Loop')

Affected Products

Product	Versions
ImageMagickImageMagick	< 7.1.2-13Affected

References

https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-9vj4-wc7r-p844

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