Vulnerability · Published Jun 10, 2026 · Assigned by GitHub_M
CVE-2026-48994ImageMagick: Heap Buffer Over-Write in MAT decoder on 32-bit systems
Medium 5.9
In plain English
A medium-severity heap buffer overflow in ImageMagick from ImageMagick. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 14% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Official description
ImageMagick is 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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.23 | imagemagick | 7.1.2.24-r0 | ALPINE-CVE-2026-48994 |
| Alpine:v3.24 | imagemagick | 7.1.2.24-r0 | ALPINE-CVE-2026-48994 |
| Debian:12 | imagemagick | 8:6.9.11.60+dfsg-1.6+deb12u11 | DEBIAN-CVE-2026-48994 |
| Debian:13 | imagemagick | 8:7.1.1.43+dfsg1-1+deb13u10 | DEBIAN-CVE-2026-48994 |
| Debian:14 | imagemagick | 8:7.1.2.24+dfsg1-1 | DEBIAN-CVE-2026-48994 |
| NuGet | magick.net-q16-anycpu | 14.14.0 | GHSA-4v89-6mgq-6rgc |
| NuGet | magick.net-q16-arm64 | 14.14.0 | GHSA-4v89-6mgq-6rgc |
| NuGet | magick.net-q16-hdri-anycpu | 14.14.0 | GHSA-4v89-6mgq-6rgc |
| NuGet | magick.net-q16-hdri-arm64 | 14.14.0 | GHSA-4v89-6mgq-6rgc |
| NuGet | magick.net-q16-hdri-openmp-arm64 | 14.14.0 | GHSA-4v89-6mgq-6rgc |
| NuGet | magick.net-q16-hdri-x64 | 14.14.0 | GHSA-4v89-6mgq-6rgc |
| NuGet | magick.net-q16-hdri-x86 | 14.14.0 | GHSA-4v89-6mgq-6rgc |
| NuGet | magick.net-q16-openmp-arm64 | 14.14.0 | GHSA-4v89-6mgq-6rgc |
| NuGet | magick.net-q16-openmp-x64 | 14.14.0 | GHSA-4v89-6mgq-6rgc |
| NuGet | magick.net-q16-x64 | 14.14.0 | GHSA-4v89-6mgq-6rgc |
| NuGet | magick.net-q16-x86 | 14.14.0 | GHSA-4v89-6mgq-6rgc |
| NuGet | magick.net-q8-anycpu | 14.14.0 | GHSA-4v89-6mgq-6rgc |
| NuGet | magick.net-q8-arm64 | 14.14.0 | GHSA-4v89-6mgq-6rgc |
| NuGet | magick.net-q8-openmp-arm64 | 14.14.0 | GHSA-4v89-6mgq-6rgc |
| NuGet | magick.net-q8-openmp-x64 | 14.14.0 | GHSA-4v89-6mgq-6rgc |
| NuGet | magick.net-q8-x64 | 14.14.0 | GHSA-4v89-6mgq-6rgc |
| NuGet | magick.net-q8-x86 | 14.14.0 | GHSA-4v89-6mgq-6rgc |
| Ubuntu:25.10 | imagemagick | no fix listed | UBUNTU-CVE-2026-48994 |
| Ubuntu:26.10 | imagemagick | no fix listed | UBUNTU-CVE-2026-48994 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| ImageMagick | ImageMagick | < 6.9.13-48< 7.1.2-24 |
Weakness: CWE-122 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H