CVE-2026-86421

ImageMagick before 7.1.2-30 and 6.9.13-55 contains a memory leak in the MSL image decoder. A crafted MSL image triggers memory allocation without proper deallocation, allowing an attacker to exhaust memory and cause 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-4jv7-q6xw-6f4x	Vendor Advisory
https://www.vulncheck.com/advisories/imagemagick-before-7.1.2-30-memory-leak-via-msl-decoder	Third Party Advisory

Configurations

Configuration 1 (hide)

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

History

No history.

Information

Published : 2026-09-07 13:20

Updated : 2026-09-09 17:04

NVD link : CVE-2026-86421

Mitre link : CVE-2026-86421

CVE.ORG link : CVE-2026-86421

JSON object : View

Products Affected

imagemagick

imagemagick

CWE

CWE-400

Uncontrolled Resource Consumption

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