CVE-2026-34238

MEDIUM

ImageMagick: Integer overflow in despeckle operation causes heap buffer overflow on 32-bit builds

Title source: cna
STIX 2.1

Description

ImageMagick is free and open-source software used for editing and manipulating digital images. In versions below both 7.1.2-19 and 6.9.13-44, an integer overflow in the despeckle operation causes a heap buffer overflow on 32-bit builds that will result in an out of bounds write. This issue has been fixed in versions 6.9.13-44 and 7.1.2-19.

References (4)

Core 4

Scores

CVSS v3 5.1
EPSS 0.0015
EPSS Percentile 4.3%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-190 CWE-787
Status published
Products (9)
imagemagick/imagemagick < 6.9.13-44
ImageMagick/ImageMagick < 6.9.13-44
ImageMagick/ImageMagick < 7.1.2-19
nuget/Magick.NET-Q16-AnyCPU 0 - 14.12.0NuGet
nuget/Magick.NET-Q16-HDRI-AnyCPU 0 - 14.12.0NuGet
nuget/Magick.NET-Q16-HDRI-x86 0 - 14.12.0NuGet
nuget/Magick.NET-Q16-x86 0 - 14.12.0NuGet
nuget/Magick.NET-Q8-AnyCPU 0 - 14.12.0NuGet
nuget/Magick.NET-Q8-x86 0 - 14.12.0NuGet
Published Apr 13, 2026
Tracked Since Apr 14, 2026