CVE-2026-93589

6.3 medium SSVC exploitation: none Analyzed

ImageMagick before 7.1.2-31 and 6.9.13-56 contains a division-by-zero flaw in the FLIF encoder. An incorrect value for ticks per second in the image being encoded causes a divide-by-zero and crashes the encoder, resulting in a denial of service. The issue is fixed in 7.1.2-31 and 6.9.13-56.

Fix

Patch, vendor advisory and mitigation references on NVD 1

https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-4gg2-hfgh-6f5c Vendor Advisory

Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.

Change history 1

2026-10-19 17:17First seenCVSS 6.3 · imagemagickNVD modified 2026-10-16 20:35

Affected (CPE criteria) 1

cpe:2.3:a:imagemagick:imagemagick:*:*:*:*:*:*:*:*

References 2

https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-4gg2-hfgh-6f5c Vendor Advisory
https://www.vulncheck.com/advisories/imagemagick-before-7.1.2-31-division-by-zero-in-flif-encoder Third Party Advisory