{"schema":"threatline.record/2","record":{"id":"CVE-2026-109340","aliases":["GHSA-4w65-7h3j-p29h"],"summary":"SurrealDB 3.1.0 before 3.3.0 Authorization Bypass via REFERENCE ON DELETE CASCADE","details":"SurrealDB from 3.1.0 before 3.3.0 contains an authorization bypass vulnerability that allows authenticated users to delete protected graph edges by triggering a REFERENCE ON DELETE CASCADE. Attackers with delete permission on a referenced table can delete a record whose cascade disables permission checks for edge cleanup, erasing edges despite the edge table's PERMISSIONS FOR delete clause.","categories":["Unclassified"],"product":"surrealdb","vendor":"surrealdb","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-109340","source_modified_at":"2026-10-13T17:52:23.768Z","fetched_at":"2026-10-23T18:48:36.087640Z","product":"surrealdb","vendor":"surrealdb","versions":[{"version":"3.1.0","status":"affected","versionType":"semver","lessThan":"3.3.0"},{"version":"3.3.0","status":"unaffected","versionType":"semver"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-109340","source_modified_at":"2026-10-13T17:52:23.768Z","fetched_at":"2026-10-23T18:48:36.087640Z","package":{"name":"surrealdb","ecosystem":null},"version":"3.3.0","basis":"first unaffected version stated in the CVE record"}],"cvss":5.3,"severity":"Medium","kev":{"listed":false},"epss":{"probability":0.00238,"percentile":0.13986,"score_date":"2026-10-23"},"published_at":"2026-10-12T16:05:26.502Z","modified_at":"2026-10-13T17:52:23.768Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-109340","fetched_at":"2026-10-23T18:48:36.087640Z","source_modified_at":"2026-10-13T17:52:23.768Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-109340","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://github.com/surrealdb/surrealdb/security/advisories/GHSA-4w65-7h3j-p29h","tags":["vendor-advisory"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/surrealdb-3.1.0-before-3.3.0-authorization-bypass-via-reference-on-delete-cascade","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"none","automatable":"no","technical_impact":"partial","assessed_at":"2026-10-13T17:51:57.907543Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-13T17:52:23.768Z","content_hash":"2910e099f4d5868d84d4ab70f3dd67e85818412378ce95237ef6cab80b582f65"}}