CVE-2026-56370

Summary

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.

Impact & exploitability

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

Affected products we track (1)

Recommendation

Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.

Additional information

• NVD record
• https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-pmpg-6pww-fg6qAdvisory
• https://www.vulncheck.com/advisories/imagemagick-out-of-bounds-access-in-connectedcomponentsimage-via-connected-components-artifactAdvisory