CVE-2026-56370

HighCVSS 7.8/10Last modified Oct 29, 2026

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.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-125

Affected software

Vendor	Product	Versions
ImageMagick	ImageMagick	>= 7.0.0, < 7.1.2-19
ImageMagick	ImageMagick	< 6.9.13-44

References

Timeline

Published: Jun 24, 2026
Last modified: Oct 29, 2026
NVD status: Analyzed

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