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

🗓️ 14 Apr 2026 18:50:40Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 2 Views

ImageMagick has a heap buffer overflow encoding JPEG XL images as sixteen bit floating point.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-40183
13 Apr 202621:28
attackerkb
AlpineLinux
CVE-2026-40183
13 Apr 202621:28
alpinelinux
Chainguard
CVE-2026-40183 vulnerabilities
21 Apr 202619:17
cgr
Circl
CVE-2026-40183
14 Apr 202601:17
circl
CNNVD
ImageMagick 安全漏洞
13 Apr 202600:00
cnnvd
CVE
CVE-2026-40183
13 Apr 202621:28
cve
Cvelist
CVE-2026-40183 ImageMagick: Heap buffer overflow when encoding JXL image with a 16-bit float
13 Apr 202621:28
cvelist
Debian
[SECURITY] [DSA 6240-1] imagemagick security update
1 May 202615:32
debian
Debian CVE
CVE-2026-40183
13 Apr 202621:28
debiancve
Tenable Nessus
Debian dsa-6240 : imagemagick - security update
2 May 202600:00
nessus
Rows per page
Vulners
Node
magick.net-q8-x86Range<14.12.0nuget
OR
magick.net-q8-x64Range<14.12.0nuget
OR
magick.net-q8-arm64Range<14.12.0nuget
OR
magick.net-q8-openmp-x64Range<14.12.0nuget
OR
magick.net-q8-openmp-arm64Range<14.12.0nuget
OR
magick.net-q8-anycpuRange<14.12.0nuget
OR
magick.net-q16-x86Range<14.12.0nuget
OR
magick.net-q16-x64Range<14.12.0nuget
OR
magick.net-q16-arm64Range<14.12.0nuget
OR
magick.net-q16-openmp-x64Range<14.12.0nuget
OR
magick.net-q16-openmp-arm64Range<14.12.0nuget
OR
magick.net-q16-hdri-x86Range<14.12.0nuget
OR
magick.net-q16-hdri-x64Range<14.12.0nuget
OR
magick.net-q16-hdri-arm64Range<14.12.0nuget
OR
magick.net-q16-hdri-openmp-arm64Range<14.12.0nuget
OR
magick.net-q16-hdri-anycpuRange<14.12.0nuget
OR
magick.net-q16-anycpuRange<14.12.0nuget

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14 Apr 2026 18:50Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.15.5
EPSS0.00005
SSVC
2