{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "magic-wormhole"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0.23.0"
            },
            {
              "fixed": "0.24.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.23.0"
      ]
    }
  ],
  "aliases": [
    "CVE-2026-42448"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-22"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2026-05-06T20:40:17Z",
    "nvd_published_at": null,
    "severity": "LOW"
  },
  "details": "### Impact\nA receiver who specifies \"--output \u003cdir\u003e\" where that output directory currently exists (as a directory).\n\n### Patches\n0.24.0 will contain the patch\n\n### Workarounds\nEnsure local target directories specified by \"--output\" do not already exist\n\n### Resources\nPrivate email and Signal communications from a user.\nMagic Wormhole thanks  @marduc812",
  "id": "GHSA-cf92-gfcw-6v53",
  "modified": "2026-05-06T20:40:17Z",
  "published": "2026-05-06T20:40:17Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/magic-wormhole/magic-wormhole/security/advisories/GHSA-cf92-gfcw-6v53"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/magic-wormhole/magic-wormhole"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Magic Wormhole: receive, with --output pointing at an existing directory can be path-traversed"
}