{"schema":"threatline.record/2","record":{"id":"CVE-2026-93903","aliases":[],"summary":"LiteSpeed Web Server (LSWS) before 6.3.7 build 1 mishandles internal redirect URL validation in a certain \"corner case.\"","details":"LiteSpeed Web Server (LSWS) before 6.3.7 build 1 mishandles internal redirect URL validation in a certain \"corner case.\"","categories":["Web servers"],"product":"LiteSpeed Web Server","vendor":"litespeedtech","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-93903","source_modified_at":"2026-09-30T16:30:52.184Z","fetched_at":"2026-10-23T18:52:38.922436Z","product":"LiteSpeed Web Server","vendor":"litespeedtech","versions":[{"lessThan":"6.3.7 build 1","status":"affected","version":"0","versionType":"custom"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-93903","source_modified_at":"2026-09-30T16:30:52.184Z","fetched_at":"2026-10-23T18:52:38.922436Z","package":{"name":"LiteSpeed Web Server","ecosystem":null},"version":"6.3.7 build 1","basis":"first unaffected version stated in the CVE record"}],"cvss":9.4,"severity":"Critical","kev":{"listed":false},"epss":{"probability":0.00256,"percentile":0.16324,"score_date":"2026-10-23"},"published_at":"2026-09-30T13:44:11.915Z","modified_at":"2026-09-30T16:30:52.184Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-93903","fetched_at":"2026-10-23T18:52:38.922436Z","source_modified_at":"2026-09-30T16:30:52.184Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-93903","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://www.litespeedtech.com/products/litespeed-web-server/release-log"},{"source":"CVE List","url":"https://docs.litespeedtech.com/lsws/changelog/#v6-3-7-build-1"}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"none","automatable":"no","technical_impact":"total","assessed_at":"2026-09-30T16:30:20.403820Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-09-30T16:30:52.184Z","content_hash":"1b80c8066f1daf03dc1572bdc521a79264b5dcc73e63b908fddfe87f125dd096"}}