CVE-2026-106574: ImageMagick: Heap Buffer Over-Write in distributed pixel cache server will result in a crash

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-10-07 · updated 2026-10-21
Weakness: CWE-122

Description

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to 7.1.2-31, a client connected to the distributed pixel cache server can send crafted pixel data that triggers an integer-size calculation error and a heap buffer overwrite, crashing the server. This issue is fixed in version 7.1.2-31.

Affected products

ImageMagick: before 7.1.2-31 — fixed in 7.1.2-31

How to fix

Upgrade to a fixed version: ImageMagick 7.1.2-31. Check the vendor advisory for mitigations.

References

https://github.com/ImageMagick/ImageMagick/commit/c69f54e1c8660e45f2ff83c354bf924a946d9356
https://github.com/ImageMagick/ImageMagick/releases/tag/7.1.2-31
https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-4fq9-vrx7-gv92

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