CVE-2026-40312

ImageMagick: Off-by-One in MSL decoder could result in crash

State: Published
Severity: 6.2 Medium
Published: Apr 13, 2026
Updated: Apr 14, 2026
Reserved: Apr 10, 2026

Description

ImageMagick is free and open-source software used for editing and manipulating digital images. In versions below 7.1.2-19, an off by one error in the MSL decoder could result in a crash when a malicous MSL file is read. This issue has been fixed in version 7.1.2-19.

Scores

CVSS	Score	Vector	Source
3.1	6.2 Medium	CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	GitHub_M

Weaknesses

CWE-193 Off-by-one Error

Affected Products

Product	Versions
ImageMagickImageMagick	< 7.1.2-19Affected

References

https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-5xg3-585r-9jh5
https://github.com/ImageMagick/ImageMagick/commit/2a06c7be3bba3326caf8b7a8d1fa2e0d4b88998d
https://github.com/ImageMagick/ImageMagick/releases/tag/7.1.2-19
https://github.com/dlemstra/Magick.NET/releases/tag/14.12.0

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