CVE-2026-56362

ImageMagick before 7.1.2-15 contains a heap-buffer-overflow read vulnerability in GetPixelIndex caused by OpenPixelCache updating image channel metadata before pixel cache memory allocation. Attackers can trigger memory and disk allocation failures to cause a heap-buffer-overflow read affecting any writer calling GetPixelIndex.

CVSS v3 3.3 LOW

3.3^/10

CVSS v3 : LOW

Vector :

Exploitability : 0.7 / Impact : 2.5

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

References

Link	Resource
https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-gq5v-qf8q-fp77	Vendor Advisory
https://www.vulncheck.com/advisories/imagemagick-heap-buffer-overflow-read-in-getpixelindex-via-openpixelcache-metadata-desynchronization	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 : 2026-07-08 14:17

Updated : 2026-07-10 18:27

NVD link : CVE-2026-56362

Mitre link : CVE-2026-56362

CVE.ORG link : CVE-2026-56362

JSON object : View

Products Affected

imagemagick

imagemagick

CWE

CWE-125

Out-of-bounds Read

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