CVE-2026-56373

MediumCVSS 5.3/10Last modified Oct 29, 2026

Description

ImageMagick before 7.1.2-15 contains a use-after-free vulnerability in the PDB decoder that uses a stale pointer when memory allocation fails. Attackers can trigger this vulnerability by processing malicious PDB files to cause crashes or write a single zero byte to freed memory.

Metrics

CVSS 3.1 5.3/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Weakness enumeration

CWE-416

Affected software

Vendor	Product	Versions
ImageMagick	ImageMagick	>= 7.0.0, < 7.1.2-15
ImageMagick	ImageMagick	< 6.9.13-40

References

https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-3j4x-rwrx-xxj9Vendor Advisory
https://www.vulncheck.com/advisories/imagemagick-use-after-free-write-in-pdb-decoderThird Party Advisory

Timeline

Published: Jul 10, 2026
Last modified: Oct 29, 2026
NVD status: Analyzed

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