CVE-2026-56376

ImageMagick before 7.1.2-15 and 6.9.13-40 contains a heap use-after-free in the meta coder: when memory allocation fails, a single byte is written to a stale pointer. Remote attackers can trigger it by processing specially crafted image files, causing a denial of service.

CVSS v3 3.7 LOW

3.7^/10

CVSS v3 : LOW

Vector :

Exploitability : 2.2 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

References

Link	Resource
https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-2gq3-ww97-wfjm	Third Party Advisory
https://www.vulncheck.com/advisories/imagemagick-heap-use-after-free-in-meta-coder	Third Party Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:imagemagick:imagemagick::::::::
	cpe:2.3:a:imagemagick:imagemagick::::::::

History

24 Jun 2026, 14:41

Type	Values Removed	Values Added
References	~~() https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-2gq3-ww97-wfjm -~~	() https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-2gq3-ww97-wfjm - Third Party Advisory
References	~~() https://www.vulncheck.com/advisories/imagemagick-heap-use-after-free-in-meta-coder -~~	() https://www.vulncheck.com/advisories/imagemagick-heap-use-after-free-in-meta-coder - Third Party Advisory
First Time		Imagemagick Imagemagick imagemagick
CPE		cpe:2.3:a:imagemagick:imagemagick::::::::

23 Jun 2026, 13:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-06-23 13:16

Updated : 2026-06-24 14:41

NVD link : CVE-2026-56376

Mitre link : CVE-2026-56376

CVE.ORG link : CVE-2026-56376

JSON object : View

Products Affected

imagemagick

imagemagick

CWE

CWE-416

Use After Free

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