CVE-2026-53467

ImageMagick: Information Disclosure in MNG decoder because allocated memory is left unchanged

State: Published
Severity: 5.3 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, the MNG decoder contains a possible heap information disclosure vulnerability because part of the pixels are left unchanged. This issue has been fixed in versions 6.9.13-51 and 7.1.2-26.

Scores

CVSS	Score	Vector	Source
3.1	5.3 Medium	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N	GitHub_M

Weaknesses

CWE-908 Use of Uninitialized Resource
CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

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-8g53-9m3c-69xg

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