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CVE-2026-48994 ImageMagick CVE debrief

CVE-2026-48994 is a MEDIUM severity vulnerability in ImageMagick, a free and open-source software used for editing and manipulating digital images. Prior to versions 6.9.13-48 and 7.1.2-24, a missing check of a return value could lead to a heap buffer over-write in the MAT decoder on 32-bit systems. This issue has been patched in versions 6.9.13-48 and 7.1.2-24.

Vendor
ImageMagick
Product
Unknown
CVSS
MEDIUM 5.9
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-10
Original CVE updated
2026-06-11
Advisory published
2026-06-10
Advisory updated
2026-06-11

Who should care

Users of ImageMagick, especially those using versions prior to 6.9.13-48 and 7.1.2-24, should be aware of this vulnerability and take steps to update their installations.

Technical summary

The vulnerability is caused by a missing check of a return value in the MAT decoder, which could lead to a heap buffer over-write on 32-bit systems. The CVSS score for this vulnerability is 5.9, with a severity rating of MEDIUM.

Defensive priority

MEDIUM

Recommended defensive actions

  • Update ImageMagick to version 6.9.13-48 or 7.1.2-24 or later.
  • Review and apply patches as described in [ref-4](https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-4v89-6mgq-6rgc).

Evidence notes

The CVE record [cve-org] and NVD detail [nvd] provide additional information about this vulnerability.

Official resources

CVE-2026-48994 was published on [cvePublishedAt] and last modified on [cveModifiedAt].