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Description

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 6.9.13-48 and 7.1.2-23, when reading multiple images with different dimensions an out of bounds heap write can occur. This issue has been patched in versions 6.9.13-48 and 7.1.2-23.

PUBLISHED Reserved 2026-05-14 | Published 2026-06-10 | Updated 2026-06-10 | Assigner GitHub_M




HIGH: 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Problem types

CWE-122: Heap-based Buffer Overflow

CWE-787: Out-of-bounds Write

Product status

< 6.9.13-48
affected

< 7.1.2-23
affected

References

github.com/...Magick/security/advisories/GHSA-36wm-hprc-mcf5

cve.org (CVE-2026-46520)

nvd.nist.gov (CVE-2026-46520)

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