CVE-2026-46520: ImageMagick: Heap Buffer Over-Write in IPL decoder when reading multiple images of different dimensions

May 18, 2026 (updated June 11, 2026)

When reading multiple images with different dimensions an out of bounds heap write can occur.

References

github.com/ImageMagick/ImageMagick/security/advisories/GHSA-36wm-hprc-mcf5
github.com/advisories/GHSA-36wm-hprc-mcf5
nvd.nist.gov/vuln/detail/CVE-2026-46520

Code Behaviors & Features

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