CVE-2026-56361

ImageMagick before 7.1.2-19 contains an off-by-one error in morphology validation allowing out-of-bounds heap buffer reads. Attackers can trigger heap buffer overflow by providing incorrect morphology parameters causing single pixel memory access violations.

CVSS v3 3.3 LOW

3.3^/10

CVSS v3 : LOW

Vector :

Exploitability : 1.8 / Impact : 1.4

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

References

Link	Resource
https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-q8h3-jv9v-57qx	Vendor Advisory
https://www.vulncheck.com/advisories/imagemagick-heap-buffer-overflow-via-off-by-one-in-morphology-processing	Third Party Advisory

Configurations

Configuration 1 (hide)

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

History

02 Jul 2026, 18:39

Type	Values Removed	Values Added
References	~~() https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-q8h3-jv9v-57qx -~~	() https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-q8h3-jv9v-57qx - Vendor Advisory
References	~~() https://www.vulncheck.com/advisories/imagemagick-heap-buffer-overflow-via-off-by-one-in-morphology-processing -~~	() https://www.vulncheck.com/advisories/imagemagick-heap-buffer-overflow-via-off-by-one-in-morphology-processing - Third Party Advisory
CPE		cpe:2.3:a:imagemagick:imagemagick::::::::
First Time		Imagemagick Imagemagick imagemagick

30 Jun 2026, 23:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-06-30 23:17

Updated : 2026-07-02 18:39

NVD link : CVE-2026-56361

Mitre link : CVE-2026-56361

CVE.ORG link : CVE-2026-56361

JSON object : View

Products Affected

imagemagick

imagemagick

CWE

CWE-125

Out-of-bounds Read

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