CVE-2026-46521
MEDIUMImageMagick: Heap Buffer Over-Write in MIFF encoder when using LZMA compression
Title source: cnaDescription
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 using LZMA compression in the MIFF encoder an out of bounds write can occur due to a missing check. This issue has been patched in versions 6.9.13-48 and 7.1.2-23.
References (1)
Core 1
Core References
X_Refsource_Confirm x_refsource_confirm
https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-jcqp-6r6f-3mfx
Scores
CVSS v3
5.5
EPSS
0.0015
EPSS Percentile
4.4%
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-131
CWE-252
CWE-787
CWE-835
Status
published
Products (21)
imagemagick/imagemagick
< 6.9.13-48
ImageMagick/ImageMagick
< 6.9.13-48
ImageMagick/ImageMagick
< 7.1.2-23
nuget/Magick.NET-Q16-AnyCPU
0 - 14.13.1NuGet
nuget/Magick.NET-Q16-arm64
0 - 14.13.1NuGet
nuget/Magick.NET-Q16-HDRI-AnyCPU
0 - 14.13.1NuGet
nuget/Magick.NET-Q16-HDRI-arm64
0 - 14.13.1NuGet
nuget/Magick.NET-Q16-HDRI-OpenMP-arm64
0 - 14.13.1NuGet
nuget/Magick.NET-Q16-HDRI-OpenMP-x64
0 - 14.13.1NuGet
nuget/Magick.NET-Q16-HDRI-x64
0 - 14.13.1NuGet
... and 11 more
Published
Jun 10, 2026
Tracked Since
Jun 11, 2026