CVE-2026-53465: ImageMagick has a Heap Buffer Over-Write in SF3 encoder when writing multi-frame image

June 26, 2026

An crafted multi-frame can result in a heap buffer over-write when encoding it with the SF3 encoder.

References

github.com/ImageMagick/ImageMagick/security/advisories/GHSA-44cp-c3ww-9rv5
github.com/advisories/GHSA-44cp-c3ww-9rv5
github.com/dlemstra/Magick.NET/releases/tag/14.14.0
nvd.nist.gov/vuln/detail/CVE-2026-53465

Code Behaviors & Features

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