Vulnerability in Imagemagick
CVE-2026-109276
ImageMagick before 6.9.13-57 and 7.x before 7.1.2-32 contains an incomplete cleanup flaw in the JNG decoder that fails to remove temporary files when processing crafted input. Attackers can submit crafted JNG files for processing to repeatedly leak temporary files, consuming disk space and degrading availability.
Published .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
Weakness classification (CWE)
References
- github.com/ImageMagick/ImageMagick/security/advisories/GHSA-f983-243h-9x4r (vendor-advisory)
- github.com/ImageMagick/ImageMagick/commit/b2d579d20cc503185b6e8b0bc2dfb520b7bce… (patch)
- github.com/ImageMagick/ImageMagick6/commit/3875281ca0c5aa67b2bf0454725abf177c70… (patch)
- www.vulncheck.com/advisories/imagemagick-before-6.9.13-57-and-7-x-before-7.1.2-… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-109276?
- CVE-2026-109276 is a medium-severity vulnerability in Imagemagick, classified under Incomplete Cleanup. CVSS score: 5.3/10. Published 2026-10-12.
- How severe is CVE-2026-109276?
- Medium severity. CVSS v3 base score is 5.3 out of 10.