CVE-2026-66011

Low

Description

ImageMagick before 7.1.2-27 contains a memory leak vulnerability in the magick command-line interface when invalid options are provided. Attackers can trigger memory exhaustion by repeatedly supplying malformed command-line arguments to consume system resources.

SeverityLow
CVSS3.3
Exploit probability3. percentile0.1%
ProductImagemagick
PublishedJul 25, 2026
First seenJul 25, 2026
Weakness typeCWE-401CWE-401

How to fix

Update
  • imagemagick imagemagick7.1.2-27 or later
  • Magick.NET-Q16-AnyCPU14.15.0 or later
  • Magick.NET-Q16-HDRI-AnyCPU14.15.0 or later
  • Magick.NET-Q16-HDRI-OpenMP-arm6414.15.0 or later
  • Magick.NET-Q16-HDRI-x6414.15.0 or later
  • Magick.NET-Q16-HDRI-x8614.15.0 or later
  • Magick.NET-Q16-OpenMP-arm6414.15.0 or later
  • Magick.NET-Q16-OpenMP-x6414.15.0 or later
  • Magick.NET-Q16-arm6414.15.0 or later
  • Magick.NET-Q16-x6414.15.0 or later
  • Magick.NET-Q16-x8614.15.0 or later
  • Magick.NET-Q8-AnyCPU14.15.0 or later

Affected products

ProductAffected versionsFixed in
imagemagick imagemagickv < 7.1.2-277.1.2-27
Magick.NET-Q16-AnyCPUNuGetv < 14.15.014.15.0
Magick.NET-Q16-HDRI-AnyCPUNuGetv < 14.15.014.15.0
Magick.NET-Q16-HDRI-OpenMP-arm64NuGetv < 14.15.014.15.0
Magick.NET-Q16-HDRI-x64NuGetv < 14.15.014.15.0
Magick.NET-Q16-HDRI-x86NuGetv < 14.15.014.15.0
Magick.NET-Q16-OpenMP-arm64NuGetv < 14.15.014.15.0
Magick.NET-Q16-OpenMP-x64NuGetv < 14.15.014.15.0
Magick.NET-Q16-arm64NuGetv < 14.15.014.15.0
Magick.NET-Q16-x64NuGetv < 14.15.014.15.0
Magick.NET-Q16-x86NuGetv < 14.15.014.15.0
Magick.NET-Q8-AnyCPUNuGetv < 14.15.014.15.0
Magick.NET-Q8-OpenMP-arm64NuGetv < 14.15.014.15.0
Magick.NET-Q8-OpenMP-x64NuGetv < 14.15.014.15.0
Magick.NET-Q8-arm64NuGetv < 14.15.014.15.0
Magick.NET-Q8-x64NuGetv < 14.15.014.15.0
Magick.NET-Q8-x86NuGetv < 14.15.014.15.0
Magick.NET-Q16-HDRI-arm64NuGetv < 14.15.014.15.0

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