CVE-2026-46521

Summary

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 6.9.13-48 and 7.1.2-23, when using LZMA compression in the MIFF encoder an out of bounds write can occur due to a missing check. This issue has been patched in versions 6.9.13-48 and 7.1.2-23.

Affected Software

VendorProductVersion RangeStatus
ImageMagickImageMagick< 6.9.13-48affected
ImageMagickImageMagick< 7.1.2-23affected

Weaknesses

  • CWE-131: CWE-131: Incorrect Calculation of Buffer Size
  • CWE-252: CWE-252: Unchecked Return Value
  • CWE-787: CWE-787: Out-of-bounds Write
  • CWE-835: CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop')

ADP Enrichment

CISA ADP Vulnrichment

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

References