CVE-2026-42326: ImageMagick: Heap Buffer Over-Read in IPTC encoder

May 18, 2026 (updated June 11, 2026)

When writing an IPTC output file a malicious input file could cause an out of bounds read of a single byte.

References

github.com/ImageMagick/ImageMagick/security/advisories/GHSA-7wff-wpr6-vmhm
github.com/advisories/GHSA-7wff-wpr6-vmhm
nvd.nist.gov/vuln/detail/CVE-2026-42326

Code Behaviors & Features

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