Use After Free in Imagemagick
CVE-2026-109268
ImageMagick before 6.9.13-57 and 7.x before 7.1.2-32 contains a use after free vulnerability in the PDF writer when writing CMYK images with JPEG2000 compression. Attackers can supply a crafted CMYK image that, when written to PDF with JPEG2000 compression, causes freed memory to be reused, potentially crashing the process.
Vulnerability class: Use-After-Free
Published .
CVSS v3 metric
CVSS v3 base score 3.7 (Low). Vector: CVSS:3.1/AV:N/AC:H/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-j39j-wmxg-j8mv (vendor-advisory)
- github.com/ImageMagick/ImageMagick/commit/3285d692ebf200e9cbeff59d1ccc00caab99a… (patch)
- github.com/ImageMagick/ImageMagick6/commit/966e227a1a8b520ea1652e2eb3ca78b08d32… (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-2026-109268?
- CVE-2026-109268 is a low-severity vulnerability in Imagemagick, classified under Use After Free. CVSS score: 3.7/10. Published 2026-10-12.
- How severe is CVE-2026-109268?
- Low severity. CVSS v3 base score is 3.7 out of 10.