Vulnerability · Published Jun 10, 2026 · Assigned by GitHub_M
CVE-2026-49218ImageMagick: Policy Bypass in DCM decoder could result in image with invalid dimensions
High 7.5
In plain English
A high-severity improper input validation 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 0.3% (higher than 28% 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 in the DCM decoder could result in an image with invalid dimensions and that could cause crashes in other operation. 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-2026-49218 |
| Alpine:v3.24 | imagemagick | 7.1.2.24-r0 | ALPINE-CVE-2026-49218 |
| Debian:12 | imagemagick | 8:6.9.11.60+dfsg-1.6+deb12u11 | DEBIAN-CVE-2026-49218 |
| Debian:13 | imagemagick | 8:7.1.1.43+dfsg1-1+deb13u10 | DEBIAN-CVE-2026-49218 |
| Debian:14 | imagemagick | 8:7.1.2.24+dfsg1-1 | DEBIAN-CVE-2026-49218 |
| NuGet | magick.net-q16-anycpu | 14.14.0 | GHSA-8pj9-6897-74xc |
| NuGet | magick.net-q16-arm64 | 14.14.0 | GHSA-8pj9-6897-74xc |
| NuGet | magick.net-q16-hdri-anycpu | 14.14.0 | GHSA-8pj9-6897-74xc |
| NuGet | magick.net-q16-hdri-arm64 | 14.14.0 | GHSA-8pj9-6897-74xc |
| NuGet | magick.net-q16-hdri-openmp-arm64 | 14.14.0 | GHSA-8pj9-6897-74xc |
| NuGet | magick.net-q16-hdri-x64 | 14.14.0 | GHSA-8pj9-6897-74xc |
| NuGet | magick.net-q16-hdri-x86 | 14.14.0 | GHSA-8pj9-6897-74xc |
| NuGet | magick.net-q16-openmp-arm64 | 14.14.0 | GHSA-8pj9-6897-74xc |
| NuGet | magick.net-q16-openmp-x64 | 14.14.0 | GHSA-8pj9-6897-74xc |
| NuGet | magick.net-q16-x64 | 14.14.0 | GHSA-8pj9-6897-74xc |
| NuGet | magick.net-q16-x86 | 14.14.0 | GHSA-8pj9-6897-74xc |
| NuGet | magick.net-q8-anycpu | 14.14.0 | GHSA-8pj9-6897-74xc |
| NuGet | magick.net-q8-arm64 | 14.14.0 | GHSA-8pj9-6897-74xc |
| NuGet | magick.net-q8-openmp-arm64 | 14.14.0 | GHSA-8pj9-6897-74xc |
| NuGet | magick.net-q8-openmp-x64 | 14.14.0 | GHSA-8pj9-6897-74xc |
| NuGet | magick.net-q8-x64 | 14.14.0 | GHSA-8pj9-6897-74xc |
| NuGet | magick.net-q8-x86 | 14.14.0 | GHSA-8pj9-6897-74xc |
| Ubuntu:25.10 | imagemagick | no fix listed | UBUNTU-CVE-2026-49218 |
| Ubuntu:26.10 | imagemagick | no fix listed | UBUNTU-CVE-2026-49218 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| ImageMagick | ImageMagick | < 6.9.13-48< 7.1.2-24 |
Weakness: CWE-20, CWE-1284 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
References
- https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-8pj9-6897-74xc x_refsource_CONFIRM
- https://access.redhat.com/security/cve/CVE-2026-49218 vdb-entry, x_refsource_REDHAT
- RHBZ#2487763 issue-tracking, x_refsource_REDHAT
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-49218.json x_sadp-csaf-vex
- https://access.redhat.com/errata/RHSA-2026:32961 vendor-advisory, x_refsource_REDHAT