CVE-2026-40183 | THREATINT

Description

ImageMagick is free and open-source software used for editing and manipulating digital images. In versions below 7.1.2-19, the JXL encoder has an heap write overflow when a user specifies that the image should be encoded as 16 bit floats. This issue has been fixed in version 7.1.2-19.

PUBLISHED Reserved 2026-04-09 | Published 2026-04-13 | Updated 2026-04-14 | Assigner GitHub_M

MEDIUM: 5.5CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Problem types

CWE-122: Heap-based Buffer Overflow

Product status

< 7.1.2-19

affected

References

github.com/...Magick/security/advisories/GHSA-jvgr-9ph5-m8v4

github.com/ImageMagick/ImageMagick/releases/tag/7.1.2-19

github.com/dlemstra/Magick.NET/releases/tag/14.12.0

cve.org (CVE-2026-40183)

nvd.nist.gov (CVE-2026-40183)

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