Medium severity5.5NVD Advisory· Published Apr 13, 2026· Updated Apr 17, 2026
CVE-2026-40183
CVE-2026-40183
Description
ImageMagick is free and open-source software used for editing and manipulating digital images. In versions below 7.1.2-19, the JXL encoder has an heap write overflow when a user specifies that the image should be encoded as 16 bit floats. This issue has been fixed in version 7.1.2-19.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
Magick.NET-Q16-AnyCPUNuGet | < 14.12.0 | 14.12.0 |
Magick.NET-Q16-HDRI-AnyCPUNuGet | < 14.12.0 | 14.12.0 |
Magick.NET-Q16-HDRI-OpenMP-arm64NuGet | < 14.12.0 | 14.12.0 |
Magick.NET-Q16-HDRI-arm64NuGet | < 14.12.0 | 14.12.0 |
Magick.NET-Q16-HDRI-x64NuGet | < 14.12.0 | 14.12.0 |
Magick.NET-Q16-HDRI-x86NuGet | < 14.12.0 | 14.12.0 |
Magick.NET-Q16-OpenMP-arm64NuGet | < 14.12.0 | 14.12.0 |
Magick.NET-Q16-OpenMP-x64NuGet | < 14.12.0 | 14.12.0 |
Magick.NET-Q16-arm64NuGet | < 14.12.0 | 14.12.0 |
Magick.NET-Q16-x64NuGet | < 14.12.0 | 14.12.0 |
Magick.NET-Q16-x86NuGet | < 14.12.0 | 14.12.0 |
Magick.NET-Q8-AnyCPUNuGet | < 14.12.0 | 14.12.0 |
Magick.NET-Q8-OpenMP-arm64NuGet | < 14.12.0 | 14.12.0 |
Magick.NET-Q8-OpenMP-x64NuGet | < 14.12.0 | 14.12.0 |
Magick.NET-Q8-arm64NuGet | < 14.12.0 | 14.12.0 |
Magick.NET-Q8-x64NuGet | < 14.12.0 | 14.12.0 |
Magick.NET-Q8-x86NuGet | < 14.12.0 | 14.12.0 |
Affected products
27- osv-coords26 versionspkg:apk/chainguard/imagemagick-6-devpkg:apk/chainguard/imagemagick-6-docpkg:apk/chainguard/imagemagick-6-staticpkg:nuget/magick.net-q16-anycpupkg:nuget/magick.net-q16-arm64pkg:nuget/magick.net-q16-hdri-anycpupkg:nuget/magick.net-q16-hdri-arm64pkg:nuget/magick.net-q16-hdri-openmp-arm64pkg:nuget/magick.net-q16-hdri-x64pkg:nuget/magick.net-q16-hdri-x86pkg:nuget/magick.net-q16-openmp-arm64pkg:nuget/magick.net-q16-openmp-x64pkg:nuget/magick.net-q16-x64pkg:nuget/magick.net-q16-x86pkg:nuget/magick.net-q8-anycpupkg:nuget/magick.net-q8-arm64pkg:nuget/magick.net-q8-openmp-arm64pkg:nuget/magick.net-q8-openmp-x64pkg:nuget/magick.net-q8-x64pkg:nuget/magick.net-q8-x86pkg:rpm/opensuse/ImageMagick&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/ImageMagick&distro=openSUSE%20Tumbleweedpkg:rpm/suse/ImageMagick&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP7pkg:rpm/suse/ImageMagick&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP7pkg:rpm/suse/ImageMagick&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP6-LTSSpkg:rpm/suse/ImageMagick&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP6
< 6.9.13.46-r1+ 25 more
- (no CPE)range: < 6.9.13.46-r1
- (no CPE)range: < 6.9.13.46-r1
- (no CPE)range: < 6.9.13.46-r1
- (no CPE)range: < 14.12.0
- (no CPE)range: < 14.12.0
- (no CPE)range: < 14.12.0
- (no CPE)range: < 14.12.0
- (no CPE)range: < 14.12.0
- (no CPE)range: < 14.12.0
- (no CPE)range: < 14.12.0
- (no CPE)range: < 14.12.0
- (no CPE)range: < 14.12.0
- (no CPE)range: < 14.12.0
- (no CPE)range: < 14.12.0
- (no CPE)range: < 14.12.0
- (no CPE)range: < 14.12.0
- (no CPE)range: < 14.12.0
- (no CPE)range: < 14.12.0
- (no CPE)range: < 14.12.0
- (no CPE)range: < 14.12.0
- (no CPE)range: < 7.1.2.0-160000.8.1
- (no CPE)range: < 7.1.2.19-2.1
- (no CPE)range: < 7.1.1.43-150700.3.47.1
- (no CPE)range: < 7.1.1.43-150700.3.47.1
- (no CPE)range: < 7.1.1.21-150600.3.55.1
- (no CPE)range: < 7.1.1.21-150600.3.55.1
Patches
Vulnerability mechanics
References
6- github.com/ImageMagick/ImageMagick/security/advisories/GHSA-jvgr-9ph5-m8v4nvdVendor AdvisoryWEB
- github.com/advisories/GHSA-jvgr-9ph5-m8v4ghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2026-40183ghsaADVISORY
- github.com/ImageMagick/ImageMagick/commit/1c7767fc5f822c6edc104c1220d523e96fa20b5aghsaWEB
- github.com/ImageMagick/ImageMagick/releases/tag/7.1.2-19nvdRelease NotesWEB
- github.com/dlemstra/Magick.NET/releases/tag/14.12.0nvdRelease NotesWEB
News mentions
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