CVE-2026-56373

LOW

ImageMagick - Use-After-Free Write in PDB Decoder

Title source: cna
STIX 2.1

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.

References (2)

Core 2
Core References
Vendor Advisory vendor-advisory
GitHub Security Advisory (GHSA-3j4x-rwrx-xxj9)
https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-3j4x-rwrx-xxj9
Third Party Advisory third-party-advisory
VulnCheck Advisory: ImageMagick - Use-After-Free Write in PDB Decoder
https://www.vulncheck.com/advisories/imagemagick-use-after-free-write-in-pdb-decoder

Scores

CVSS v3 3.7
EPSS 0.0022
EPSS Percentile 12.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-416
Status published
Products (5)
ImageMagick/ImageMagick < 6.9.13-40
imagemagick/imagemagick < 6.9.13-40
ImageMagick/ImageMagick < 7.1.2-15
ImageMagick/ImageMagick 6.9.13-40
ImageMagick/ImageMagick 7.1.2-15
Published Jul 10, 2026
Tracked Since Jul 10, 2026