{"id":"CVE-2026-42448","state":"PUBLISHED","title":"wormhole receive, with --output pointing at an existing directory can be path-traversed","description":"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.","publishedAt":"2026-05-26T17:57:20.946Z","updatedAt":"2026-05-27T13:17:27.943Z","severity":{"score":3.5,"label":"Low","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N","source":"GitHub_M"},"assigner":"GitHub_M","products":["magic-wormhole magic-wormhole"],"affected":[{"vendor":"magic-wormhole","product":"magic-wormhole","versions":[{"version":"< 0.24.0","status":"affected"}]}],"references":["https://github.com/magic-wormhole/magic-wormhole/security/advisories/GHSA-cf92-gfcw-6v53"],"weaknesses":["CWE-22"],"ingestedAt":"2026-10-29T20:11:57.932Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/42xxx/CVE-2026-42448.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-42448","state":"PUBLISHED","datePublished":"2026-05-26T17:57:20.946Z","dateUpdated":"2026-05-27T13:17:27.943Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-04-27T13:55:58.693Z"},"containers":{"cna":{"title":"wormhole receive, with --output pointing at an existing directory can be path-traversed","descriptions":[{"lang":"en","value":"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":[{"vendor":"magic-wormhole","product":"magic-wormhole","versions":[{"version":"< 0.24.0","status":"affected"}]}],"references":[{"url":"https://github.com/magic-wormhole/magic-wormhole/security/advisories/GHSA-cf92-gfcw-6v53","name":"https://github.com/magic-wormhole/magic-wormhole/security/advisories/GHSA-cf92-gfcw-6v53","tags":["x_refsource_CONFIRM"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":3.5,"baseSeverity":"LOW","confidentialityImpact":"NONE","integrityImpact":"LOW","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-22","lang":"en","description":"CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-05-26T17:57:20.946Z"},"source":{"advisory":"GHSA-cf92-gfcw-6v53","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-05-27T13:17:19.858558Z","id":"CVE-2026-42448","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-05-27T13:17:27.943Z"}}]}}}