Vulnerability · Published Jul 1, 2026 · Assigned by GitHub_M

CVE-2026-55628ImageMagick: Policy Bypass in concatenate operation due to missing checks

Medium 5.5

In plain English

A medium-severity missing authorization 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 0.1% (higher than 1% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)5.5Medium
Exploit odds (30 days)<0.1%top 99.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

ImageMagick is free and open-source software used for editing and manipulating digital images. In versions prior to 7.1.2-26he, the `-concatenate` operation is missing policy checks, potentially resulting in both reading and writing to paths disallowed by the security policy. This issue has been fixed in version 7.1.2-26.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Alpine:v3.23imagemagick7.1.2.27-r0ALPINE-CVE-2026-55628
Alpine:v3.24imagemagick7.1.2.27-r0ALPINE-CVE-2026-55628
Debian:12imagemagick8:6.9.11.60+dfsg-1.6+deb12u12DEBIAN-CVE-2026-55628
Debian:13imagemagick8:7.1.1.43+dfsg1-1+deb13u11DEBIAN-CVE-2026-55628
Debian:14imagemagick8:7.1.2.26+dfsg1-1DEBIAN-CVE-2026-55628
NuGetmagick.net-q16-anycpu14.15.0GHSA-82mp-vp5c-9pf7
NuGetmagick.net-q16-arm6414.15.0GHSA-82mp-vp5c-9pf7
NuGetmagick.net-q16-hdri-anycpu14.15.0GHSA-82mp-vp5c-9pf7
NuGetmagick.net-q16-hdri-arm6414.15.0GHSA-82mp-vp5c-9pf7
NuGetmagick.net-q16-hdri-openmp-arm6414.15.0GHSA-82mp-vp5c-9pf7
NuGetmagick.net-q16-hdri-x6414.15.0GHSA-82mp-vp5c-9pf7
NuGetmagick.net-q16-hdri-x8614.15.0GHSA-82mp-vp5c-9pf7
NuGetmagick.net-q16-openmp-arm6414.15.0GHSA-82mp-vp5c-9pf7
NuGetmagick.net-q16-openmp-x6414.15.0GHSA-82mp-vp5c-9pf7
NuGetmagick.net-q16-x6414.15.0GHSA-82mp-vp5c-9pf7
NuGetmagick.net-q16-x8614.15.0GHSA-82mp-vp5c-9pf7
NuGetmagick.net-q8-anycpu14.15.0GHSA-82mp-vp5c-9pf7
NuGetmagick.net-q8-arm6414.15.0GHSA-82mp-vp5c-9pf7
NuGetmagick.net-q8-openmp-arm6414.15.0GHSA-82mp-vp5c-9pf7
NuGetmagick.net-q8-openmp-x6414.15.0GHSA-82mp-vp5c-9pf7
NuGetmagick.net-q8-x6414.15.0GHSA-82mp-vp5c-9pf7
NuGetmagick.net-q8-x8614.15.0GHSA-82mp-vp5c-9pf7
Ubuntu:25.10imagemagickno fix listedUBUNTU-CVE-2026-55628
Ubuntu:26.10imagemagickno fix listedUBUNTU-CVE-2026-55628

Affected products (as reported)

VendorProductVersions
ImageMagick ImageMagick < 7.1.2-26

Weakness: CWE-73, CWE-862 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References