CVE-2026-40183

Summary

ImageMagick has a heap buffer overflow when encoding JXL image with a 16-bit float

Severity

medium

EPSS

0.2% (p8)

Also known as

GHSA-jvgr-9ph5-m8v4#Magick.NET-Q16-AnyCPU, GHSA-jvgr-9ph5-m8v4#Magick.NET-Q16-arm64, GHSA-jvgr-9ph5-m8v4#Magick.NET-Q16-HDRI-AnyCPU, GHSA-jvgr-9ph5-m8v4#Magick.NET-Q16-HDRI-arm64, GHSA-jvgr-9ph5-m8v4#Magick.NET-Q16-HDRI-OpenMP-arm64, GHSA-jvgr-9ph5-m8v4#Magick.NET-Q16-HDRI-x64, GHSA-jvgr-9ph5-m8v4#Magick.NET-Q16-HDRI-x86, GHSA-jvgr-9ph5-m8v4#Magick.NET-Q16-OpenMP-arm64, GHSA-jvgr-9ph5-m8v4#Magick.NET-Q16-OpenMP-x64, GHSA-jvgr-9ph5-m8v4#Magick.NET-Q16-x64, GHSA-jvgr-9ph5-m8v4#Magick.NET-Q16-x86, GHSA-jvgr-9ph5-m8v4#Magick.NET-Q8-AnyCPU, GHSA-jvgr-9ph5-m8v4#Magick.NET-Q8-arm64, GHSA-jvgr-9ph5-m8v4#Magick.NET-Q8-OpenMP-arm64, GHSA-jvgr-9ph5-m8v4#Magick.NET-Q8-OpenMP-x64, GHSA-jvgr-9ph5-m8v4#Magick.NET-Q8-x64, GHSA-jvgr-9ph5-m8v4#Magick.NET-Q8-x86

Published

2026-04-14

References

• https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-jvgr-9ph5-m8v4
• https://nvd.nist.gov/vuln/detail/CVE-2026-40183
• https://github.com/ImageMagick/ImageMagick/commit/1c7767fc5f822c6edc104c1220d523e96fa20b5a

Related advisories

• CVE-2026-46522 — high · NuGet/Magick.NET-Q16-AnyCPU
• CVE-2026-46520 — high · NuGet/Magick.NET-Q16-AnyCPU
• CVE-2026-33901 — high · NuGet/Magick.NET-Q16-AnyCPU
• CVE-2026-33908 — high · NuGet/Magick.NET-Q16-AnyCPU
• CVE-2026-30929 — high · NuGet/Magick.NET-Q16-AnyCPU
• CVE-2026-28693 — high · NuGet/Magick.NET-Q16-AnyCPU
• CVE-2026-28691 — high · NuGet/Magick.NET-Q16-AnyCPU
• CVE-2026-28494 — high · NuGet/Magick.NET-Q16-AnyCPU

Is your project exposed to this? Stateward checks every dependency on every pull request and flags it only if your code actually reaches it.

Summarize with AI

ChatGPTClaudePerplexity