CVE-2026-34238: medium-severity vulnerability in ImageMagick
ImageMagick: Integer overflow in despeckle operation causes heap buffer overflow on 32-bit builds
Published · Updated
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13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 5.1epss 0.2%
ImageMagick is free and open-source software used for editing and manipulating digital images. In versions below both 7.1.2-19 and 6.9.13-44, an integer overflow in the despeckle operation causes a heap buffer overflow on 32-bit builds that will result in an out of bounds write. This issue has been fixed in versions 6.9.13-44 and 7.1.2-19.
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected products
ImageMagick · ImageMagickRelated CVEs — ImageMagick
In the same product, most dangerous first.
CVE-2025-55298HIGHImageMagick Format String Bug in InterpretImageFilename leads to arbitrary code executionEPSS 4.7%CVE-2016-7523—CVE-2016-7523EPSS 2.7%CVE-2016-7524—CVE-2016-7524EPSS 2.2%CVE-2026-46522HIGHImageMagick: Infinite Loop in the MIFF decoder can lead to CPU exhaustionEPSS 1.8%CVE-2026-56379CRITICALImageMagick - Command Injection via SVG DecoderEPSS 1.6%CVE-2019-10131MEDIUMCVE-2019-10131EPSS 1.3%
References
https://github.com/dlemstra/Magick.NET/releases/tag/14.12.0https://github.com/ImageMagick/ImageMagick/commit/bcd8519c70ecd9ebbc180920f2cf97b267d1f440https://github.com/ImageMagick/ImageMagick/releases/tag/7.1.2-19https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-26qp-ffjh-2x4v