CVE-2026-42448

Summary

Magic Wormhole makes it possible to get arbitrary-sized files and directories from one computer to another. Prior to 0.24.0, there is a path traversal when a receiver who specifies "–output <dir>" where that output directory currently exists (as a directory). This vulnerability is fixed in 0.24.0.

Affected Software

VendorProductVersion RangeStatus
magic-wormholemagic-wormhole< 0.24.0affected

Weaknesses

  • CWE-22: CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

ADP Enrichment

CISA ADP Vulnrichment

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

References