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CVE-2026-56372

ImageMagick - Heap Buffer Overflow Read via Unrecognized Magnify Method

Published: 7/11/2026 Last updated: 7/13/2026 Reserved: 6/21/2026

ImageMagick before 7.1.2-19 contains a heap buffer overflow vulnerability in the magnify operation that allows attackers to read out of bounds memory. An unrecognized magnify:method value triggers an out of bounds read, potentially exposing sensitive information or causing denial of service.

CNA assigner: VulnCheck (83251b91-4cc7-4094-a5c7-464a1b83ea10) Requested by: n/a

Metrics

Version Score Severity Vector String
4.0 4.8 Medium CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
3.1 3.3 Low CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

Opam packages affected (2)

conf-libMagickCore ocsigen-start

Products affected (2)

Product Vendor Version
ImageMagick ImageMagick < publication
ImageMagick ImageMagick < publication

References (4)

Credits (2)