What’s Vulnerable › Vulnerabilities

CVE-2026-109267: ImageMagick before 6.9.13-57 and 7.x before 7.1.2-32 Stack Overflow in MSL Decoder

• Severity: medium (CVSS 5.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-12 · updated 2026-10-15
• Weakness: CWE-674

Description

ImageMagick before 6.9.13-57 and 7.x before 7.1.2-32 contains a stack overflow in the MSL decoder caused by an incorrect depth check that fails to limit recursion. Attackers can supply a set of crafted MSL images that exhaust the stack when one of them is read, crashing the process and causing a denial of service.

Affected products

• ImageMagick: from 7.0.0-0 before 7.1.2-32; before 6.9.13-57 — fixed in 6.9.13-57, 7.1.2-32

How to fix

Upgrade to a fixed version: ImageMagick 6.9.13-57, 7.1.2-32. Check the vendor advisory for mitigations.

References

• https://github.com/ImageMagick/ImageMagick/commit/507aee2308046b25e251d0be1a5371327bb79683
• https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-462x-739v-qvq2
• https://github.com/ImageMagick/ImageMagick6/commit/c10823904b251d07fe79346a7136b0af295d451b
• https://www.vulncheck.com/advisories/imagemagick-before-6.9.13-57-and-7-x-before-7.1.2-32-stack-overflow-in-msl-decoder

Get alerted when CVE-2026-109267 or the next vulnerability affects your stack