CVE-2026-55597

MEDIUM

ImageMagick: Heap Buffer Over-Write in JP2 encoder when due to incorrect handling of arguments

Title source: cna

Description

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to version 7.1.2-26, an incorrect handling of arguments can cause a heap buffer over-write in the JP2 encoder. This issue has been fixed in version7.1.2-26.

References (1)

Core 1

Core References

X_Refsource_Confirm x_refsource_confirm

https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-c4v7-w88g-m6c4

Scores

CVSS v3 5.5

EPSS 0.0010

EPSS Percentile 1.2%

Attack Vector LOCAL

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-682 CWE-787

Status published

Products (2)

imagemagick/imagemagick < 7.1.2-26

ImageMagick/ImageMagick < 7.1.2-26

Published Jul 01, 2026

Tracked Since Jul 02, 2026