CVE-2026-56370

LOW

ImageMagick - Out-of-bounds Access in ConnectedComponentsImage via connected-components Artifact

Title source: cna
STIX 2.1

Description

ImageMagick before 7.1.2-19 contains an out-of-bounds access vulnerability in ConnectedComponentsImage() when processing connected-components artifacts with invalid indices. Attackers can trigger access violations by specifying malformed connected-components definitions via CLI, causing denial of service or potential code execution.

References (2)

Core 2
Core References
Vendor Advisory vendor-advisory
GitHub Security Advisory (GHSA-pmpg-6pww-fg6q)
https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-pmpg-6pww-fg6q
Third Party Advisory third-party-advisory
VulnCheck Advisory: ImageMagick - Out-of-bounds Access in ConnectedComponentsImage via connected-components Artifact
https://www.vulncheck.com/advisories/imagemagick-out-of-bounds-access-in-connectedcomponentsimage-via-connected-components-artifact

Scores

CVSS v3 3.3
EPSS 0.0012
EPSS Percentile 2.3%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-125
Status published
Products (23)
ImageMagick/ImageMagick < 6.9.13-44
imagemagick/imagemagick < 6.9.13-44
ImageMagick/ImageMagick < 7.1.2-19
ImageMagick/ImageMagick 6.9.13-44
ImageMagick/ImageMagick 7.1.2-19
nuget/Magick.NET-Q16-AnyCPU 0 - 14.12.0NuGet
nuget/Magick.NET-Q16-arm64 0 - 14.12.0NuGet
nuget/Magick.NET-Q16-HDRI-AnyCPU 0 - 14.12.0NuGet
nuget/Magick.NET-Q16-HDRI-arm64 0 - 14.12.0NuGet
nuget/Magick.NET-Q16-HDRI-OpenMP-arm64 0 - 14.12.0NuGet
... and 13 more
Published Jun 24, 2026
Tracked Since Jun 24, 2026