{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-44353","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2026-05-05T19:52:59.148Z","datePublished":"2026-05-27T15:10:23.537Z","dateUpdated":"2026-05-27T17:49:20.696Z"},"containers":{"cna":{"title":"Streamlink: Arbitrary local file read via file:// URI in HLS and DASH","problemTypes":[{"descriptions":[{"cweId":"CWE-22","lang":"en","description":"CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')","type":"CWE"}]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","version":"3.1"}}],"references":[{"name":"https://github.com/streamlink/streamlink/security/advisories/GHSA-hgqw-6m45-hw5f","tags":["x_refsource_CONFIRM"],"url":"https://github.com/streamlink/streamlink/security/advisories/GHSA-hgqw-6m45-hw5f"}],"affected":[{"vendor":"streamlink","product":"streamlink","versions":[{"version":"< 8.4.0","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2026-05-27T15:10:23.537Z"},"descriptions":[{"lang":"en","value":"Streamlink is a CLI utility which pipes video streams from various services into a video player. Prior to 8.4.0, Streamlink's HLS and DASH parsers do not validate the URI scheme of segment entries and other resources. A remote .m3u8 HLS playlist or .mpd DASH manifest can list file:///path/to/file as a segment, and streamlink will read that local file and write its contents to the output stream. This vulnerability is fixed in 8.4.0."}],"source":{"advisory":"GHSA-hgqw-6m45-hw5f","discovery":"UNKNOWN"}},"adp":[{"references":[{"url":"https://github.com/streamlink/streamlink/security/advisories/GHSA-hgqw-6m45-hw5f","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-05-27T17:48:59.003825Z","id":"CVE-2026-44353","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-05-27T17:49:20.696Z"}}]}}