CVE-2026-86424

Summary

ImageMagick before 7.1.2-30 and 6.9.13-55 contains a time-of-check-time-of-use (TOCTOU) vulnerability in the video decoder that allows attackers to bypass path policy write restrictions via symlink swaps. An attacker can replace a symlink between policy validation (check-time) and the file write operation (use-time) to write to policy-denied locations.

Affected Software

VendorProductVersion RangeStatus
ImageMagickImageMagick0 < 7.1.2-30affected
ImageMagickImageMagick7.1.2-30unaffected
ImageMagickImageMagick0 < 6.9.13-55affected
ImageMagickImageMagick6.9.13-55unaffected

Weaknesses

  • CWE-59: Improper Link Resolution Before File Access ('Link Following')

References