CVE-2026-55577

ImageMagick: Heap Buffer Overflow in ImageMagick MVG decoder

State: Published
Severity: 5.9 Medium
Published: Jul 1, 2026
Updated: Jul 1, 2026
Reserved: Jun 16, 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, a heap buffer overflow occurs in the MVG decoder that could result in an out of bounds write when processing a crafted image. This issue has been fixed in versions 6.9.13-51 and 7.1.2-26.

Scores

CVSS	Score	Vector	Source
3.1	5.9 Medium	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H	GitHub_M

Weaknesses

CWE-754 Improper Check for Unusual or Exceptional Conditions
CWE-755 Improper Handling of Exceptional Conditions
CWE-787 Out-of-bounds Write

Affected Products

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

References

https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-wx47-rm3x-jx6p

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