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CVE-2026-46521

Medium

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 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.

SeverityMedium
CVSS5.5
Exploit probability—
ProductImagemagick
PublishedJun 10, 2026
First seenJun 10, 2026
Weakness typeCWE-131CWE-131CWE-252CWE-252CWE-787Out-of-bounds writeCWE-835CWE-835

How to fix

Update
  • imagemagick imagemagick6.9.13-48, 7.1.2-23 or later
  • Magick.NET-Q16-AnyCPU14.13.1 or later
  • Magick.NET-Q16-HDRI-AnyCPU14.13.1 or later
  • Magick.NET-Q16-HDRI-OpenMP-arm6414.13.1 or later
  • Magick.NET-Q16-HDRI-OpenMP-x6414.13.1 or later
  • Magick.NET-Q16-HDRI-arm6414.13.1 or later
  • Magick.NET-Q16-HDRI-x6414.13.1 or later
  • Magick.NET-Q16-HDRI-x8614.13.1 or later
  • Magick.NET-Q16-OpenMP-arm6414.13.1 or later
  • Magick.NET-Q16-OpenMP-x6414.13.1 or later
  • Magick.NET-Q16-arm6414.13.1 or later
  • Magick.NET-Q16-x6414.13.1 or later

Affected products

ProductAffected versionsFixed in
imagemagick imagemagickv < 6.9.13-48, 7.0.0-0 ≤ v < 7.1.2-236.9.13-48, 7.1.2-23
Magick.NET-Q16-AnyCPUNuGetv < 14.13.114.13.1
Magick.NET-Q16-HDRI-AnyCPUNuGetv < 14.13.114.13.1
Magick.NET-Q16-HDRI-OpenMP-arm64NuGetv < 14.13.114.13.1
Magick.NET-Q16-HDRI-OpenMP-x64NuGetv < 14.13.114.13.1
Magick.NET-Q16-HDRI-arm64NuGetv < 14.13.114.13.1
Magick.NET-Q16-HDRI-x64NuGetv < 14.13.114.13.1
Magick.NET-Q16-HDRI-x86NuGetv < 14.13.114.13.1
Magick.NET-Q16-OpenMP-arm64NuGetv < 14.13.114.13.1
Magick.NET-Q16-OpenMP-x64NuGetv < 14.13.114.13.1
Magick.NET-Q16-arm64NuGetv < 14.13.114.13.1
Magick.NET-Q16-x64NuGetv < 14.13.114.13.1
Magick.NET-Q16-x86NuGetv < 14.13.114.13.1
Magick.NET-Q8-AnyCPUNuGetv < 14.13.114.13.1
Magick.NET-Q8-OpenMP-arm64NuGetv < 14.13.114.13.1
Magick.NET-Q8-OpenMP-x64NuGetv < 14.13.114.13.1
Magick.NET-Q8-arm64NuGetv < 14.13.114.13.1
Magick.NET-Q8-x64NuGetv < 14.13.114.13.1
Magick.NET-Q8-x86NuGetv < 14.13.114.13.1

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