CVE-2026-48724

MEDIUM

ImageMagick: Heap Buffer Underwrite in Floyd-Steinberg depth dithering

Title source: cna

Description

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to version 7.1.2-24, when using an image with mask the Floyd-Steinberg dithering method it will cause a negative heap buffer over-write. This issue has been patched in version 7.1.2-24.

References (1)

Core 1

Core References

X_Refsource_Confirm x_refsource_confirm

https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-2hhq-c99x-492r

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-787

Status published

Products (2)

imagemagick/imagemagick < 7.1.2-24

ImageMagick/ImageMagick < 7.1.2-24

Published Jun 10, 2026

Tracked Since Jun 11, 2026