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Vulnerability · Published Jun 10, 2026 · Assigned by GitHub_M

CVE-2026-47166ImageMagick: Heap Buffer Over-Read in distributed pixel cache server

Medium 5.7

In plain English

A medium-severity out-of-bounds read 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)5.7Medium
Exploit odds (30 days)<0.1%top 99.5% 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. Prior to versions 6.9.13-48 and 7.1.2-23, an attacker who can connect to a magick -distribute-cache service can cause a heap buffer over-read in the server process. This issue has been patched in versions 6.9.13-48 and 7.1.2-23.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Alpine:v3.23imagemagick7.1.2.24-r0ALPINE-CVE-2026-47166
Alpine:v3.24imagemagick7.1.2.23-r0ALPINE-CVE-2026-47166
Debian:12imagemagick8:6.9.11.60+dfsg-1.6+deb12u10DEBIAN-CVE-2026-47166
Debian:13imagemagick8:7.1.1.43+dfsg1-1+deb13u9DEBIAN-CVE-2026-47166
Debian:14imagemagick8:7.1.2.23+dfsg1-1DEBIAN-CVE-2026-47166
NuGetmagick.net-q16-anycpu14.12.0GHSA-6gxq-f64p-5w6f
NuGetmagick.net-q16-arm6414.12.0GHSA-6gxq-f64p-5w6f
NuGetmagick.net-q16-hdri-anycpu14.12.0GHSA-6gxq-f64p-5w6f
NuGetmagick.net-q16-hdri-arm6414.12.0GHSA-6gxq-f64p-5w6f
NuGetmagick.net-q16-hdri-openmp-arm6414.12.0GHSA-6gxq-f64p-5w6f
NuGetmagick.net-q16-hdri-x6414.12.0GHSA-6gxq-f64p-5w6f
NuGetmagick.net-q16-hdri-x8614.12.0GHSA-6gxq-f64p-5w6f
NuGetmagick.net-q16-openmp-arm6414.12.0GHSA-6gxq-f64p-5w6f
NuGetmagick.net-q16-openmp-x6414.12.0GHSA-6gxq-f64p-5w6f
NuGetmagick.net-q16-x6414.12.0GHSA-6gxq-f64p-5w6f
NuGetmagick.net-q16-x8614.12.0GHSA-6gxq-f64p-5w6f
NuGetmagick.net-q8-anycpu14.12.0GHSA-6gxq-f64p-5w6f
NuGetmagick.net-q8-arm6414.12.0GHSA-6gxq-f64p-5w6f
NuGetmagick.net-q8-openmp-arm6414.12.0GHSA-6gxq-f64p-5w6f
NuGetmagick.net-q8-openmp-x6414.12.0GHSA-6gxq-f64p-5w6f
NuGetmagick.net-q8-x6414.12.0GHSA-6gxq-f64p-5w6f
NuGetmagick.net-q8-x8614.12.0GHSA-6gxq-f64p-5w6f
Ubuntu:25.10imagemagickno fix listedUBUNTU-CVE-2026-47166
Ubuntu:26.10imagemagickno fix listedUBUNTU-CVE-2026-47166

Affected products (as reported)

VendorProductVersions
ImageMagick ImageMagick < 6.9.13-48< 7.1.2-23

Weakness: CWE-125, CWE-287 · Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:H

References