CVE-2026-53466

ImageMagick: Heap Buffer Over-Read in XCF decoder due to integer conversion overflow

State: Published
Severity: 6.5 Medium
Published: Jul 1, 2026
Updated: Jul 1, 2026
Reserved: Jun 9, 2026

Description

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 6.9.13-51 and 7.1.2-26, an integer overflow in the XCF decoder can result in an out of bounds read when a crafted image is read, potentially resulting in a crash. This issue has been fixed in versions 6.9.13-51 and 7.1.2-26.

Scores

CVSS	Score	Vector	Source
3.1	6.5 Medium	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L	GitHub_M

Weaknesses

CWE-190 Integer Overflow or Wraparound
CWE-681 Incorrect Conversion between Numeric Types

Affected Products

Product	Versions
ImageMagickImageMagick	< 6.9.13-51Affected >= 7.0.1-0, < 7.1.2-26Affected

References

https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-pjxj-pchx-4c3m

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