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.

CVSS 4.0

6.3CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

CVSS 3.1

3.7CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

EPSS

0.4% chance of exploitation in the next 30 days; higher than 30% of CVEs (scores of 2026-10-25)

CWE

CWE-416

Published

2026-10-12

Modified

2026-10-13

Record from

the NVD, synced 2026-10-19

References

• https://github.com/ImageMagick/ImageMagick/commit/3285d692ebf200e9cbeff59d1ccc00caab99ad54
• https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-j39j-wmxg-j8mv
• https://github.com/ImageMagick/ImageMagick6/commit/966e227a1a8b520ea1652e2eb3ca78b08d3206f5
• https://www.vulncheck.com/advisories/imagemagick-before-6.9.13-57-and-7-x-before-7.1.2-32-use-after-free-in-pdf-writer-via-jpeg2000

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