CVE-2026-56361

Summary

ImageMagick before 7.1.2-19 contains an off-by-one error in morphology validation allowing out-of-bounds heap buffer reads. Attackers can trigger heap buffer overflow by providing incorrect morphology parameters causing single pixel memory access violations.

Affected Software

VendorProductVersion RangeStatus
ImageMagickImageMagick0 < 7.1.2-19affected
ImageMagickImageMagick7.1.2-19unaffected
ImageMagickImageMagick0 < 6.9.13-44affected
ImageMagickImageMagick6.9.13-44unaffected

Weaknesses

  • CWE-125: Out-of-bounds Read

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References