Vulnerability DatabaseCVE-2026-56362
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CVE-2026-56362
Published:July 08, 2026
Updated:August 04, 2026
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.
Affected Packages
https://github.com/ImageMagick/ImageMagick.git (GITHUB):
Affected version(s) >=7.1.2-0 <7.1.2-15
Fix Suggestion:
Update to version 7.1.2-15
Related Resources (6)
https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-gq5v-qf8q-fp77
https://github.com/ImageMagick/ImageMagick
https://nvd.nist.gov/vuln/detail/CVE-2026-56362
https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/56xxx/CVE-2026-56362.json
https://github.com/dlemstra/Magick.NET/releases/tag/14.10.3
https://www.vulncheck.com/advisories/imagemagick-heap-buffer-overflow-read-in-getpixelindex-via-openpixelcache-metadata-desynchronization
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CVSS v4
Base Score:
2.1
Attack Vector
NETWORK
Attack Complexity
HIGH
Attack Requirements
PRESENT
Privileges Required
HIGH
User Interaction
NONE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
NONE
Vulnerable System Availability
LOW
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
3.3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
LOW
Weakness Type (CWE)
Out-of-bounds Read
CWE-125
Heap-based Buffer Overflow
CWE-122
EPSS
Base Score:
0.19