CVE-2026-56374

Low

Description

ImageMagick before 7.1.2-19 contains a heap buffer overflow vulnerability in the FTXT encoder due to missing boundary checks when parsing ftxt:format. Remote attackers can trigger an out of bounds read by crafting malicious FTXT image files to cause denial of service or information disclosure.

SeverityLow
CVSS3.3
Exploit probability—
ProductImagemagick
PublishedJul 8, 2026
First seenJul 8, 2026

How to fix

Update
  • imagemagick imagemagick7.1.2-19 or later
  • Magick.NET-Q16-AnyCPU14.12.0 or later
  • Magick.NET-Q16-HDRI-AnyCPU14.12.0 or later
  • Magick.NET-Q16-HDRI-OpenMP-arm6414.12.0 or later
  • Magick.NET-Q16-HDRI-arm6414.12.0 or later
  • Magick.NET-Q16-HDRI-x6414.12.0 or later
  • Magick.NET-Q16-HDRI-x8614.12.0 or later
  • Magick.NET-Q16-OpenMP-arm6414.12.0 or later
  • Magick.NET-Q16-OpenMP-x6414.12.0 or later
  • Magick.NET-Q16-arm6414.12.0 or later
  • Magick.NET-Q16-x6414.12.0 or later
  • Magick.NET-Q16-x8614.12.0 or later

Affected products

ProductAffected versionsFixed in
imagemagick imagemagickv < 7.1.2-197.1.2-19
Magick.NET-Q16-AnyCPUNuGetv < 14.12.014.12.0
Magick.NET-Q16-HDRI-AnyCPUNuGetv < 14.12.014.12.0
Magick.NET-Q16-HDRI-OpenMP-arm64NuGetv < 14.12.014.12.0
Magick.NET-Q16-HDRI-arm64NuGetv < 14.12.014.12.0
Magick.NET-Q16-HDRI-x64NuGetv < 14.12.014.12.0
Magick.NET-Q16-HDRI-x86NuGetv < 14.12.014.12.0
Magick.NET-Q16-OpenMP-arm64NuGetv < 14.12.014.12.0
Magick.NET-Q16-OpenMP-x64NuGetv < 14.12.014.12.0
Magick.NET-Q16-arm64NuGetv < 14.12.014.12.0
Magick.NET-Q16-x64NuGetv < 14.12.014.12.0
Magick.NET-Q16-x86NuGetv < 14.12.014.12.0
Magick.NET-Q16-HDRI-OpenMP-x64NuGetv < 14.12.014.12.0
Magick.NET-Q8-AnyCPUNuGetv < 14.12.014.12.0
Magick.NET-Q8-OpenMP-arm64NuGetv < 14.12.014.12.0
Magick.NET-Q8-OpenMP-x64NuGetv < 14.12.014.12.0
Magick.NET-Q8-arm64NuGetv < 14.12.014.12.0
Magick.NET-Q8-x64NuGetv < 14.12.014.12.0
Magick.NET-Q8-x86NuGetv < 14.12.014.12.0

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