{"schema":"threatline.record/2","record":{"id":"CVE-2026-103248","aliases":["GHSA-xrqg-3xcp-h45x"],"summary":"n8n before 1.123.80, 2.39.6, and 2.40.1 PostgREST Filter Injection via Supabase","details":"n8n versions before 1.123.80, from 2.0.0 before 2.39.6, and from 2.40.0 before 2.40.1 contain a filter injection vulnerability in the Supabase node's Filters (String) mode that fails to escape field values. Attackers can inject filter expressions from untrusted input to read all table rows, update all records, or delete entire tables in a single request.","categories":["Frameworks"],"product":"n8n","vendor":"n8n-io","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-103248","source_modified_at":"2026-10-01T13:26:45.671Z","fetched_at":"2026-10-23T18:52:38.922436Z","product":"n8n","vendor":"n8n-io","versions":[{"version":"0","status":"affected","versionType":"semver","lessThan":"1.123.80"},{"version":"2.0.0","status":"affected","versionType":"semver","lessThan":"2.39.6"},{"version":"2.40.0","status":"affected","versionType":"semver","lessThan":"2.40.1"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-103248","source_modified_at":"2026-10-01T13:26:45.671Z","fetched_at":"2026-10-23T18:52:38.922436Z","package":{"name":"n8n","ecosystem":null},"version":"1.123.80","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-103248","source_modified_at":"2026-10-01T13:26:45.671Z","fetched_at":"2026-10-23T18:52:38.922436Z","package":{"name":"n8n","ecosystem":null},"version":"2.39.6","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-103248","source_modified_at":"2026-10-01T13:26:45.671Z","fetched_at":"2026-10-23T18:52:38.922436Z","package":{"name":"n8n","ecosystem":null},"version":"2.40.1","basis":"first unaffected version stated in the CVE record"}],"cvss":7.1,"severity":"High","kev":{"listed":false},"epss":{"probability":0.00301,"percentile":0.21687,"score_date":"2026-10-23"},"published_at":"2026-10-01T10:41:55.024Z","modified_at":"2026-10-01T13:26:45.671Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-103248","fetched_at":"2026-10-23T18:52:38.922436Z","source_modified_at":"2026-10-01T13:26:45.671Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-103248","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/n8n-io/n8n/security/advisories/GHSA-xrqg-3xcp-h45x","tags":["vendor-advisory"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/n8n-before-1.123.80-2.39.6-and-2.40.1-postgrest-filter-injection-via-supabase","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":"total","assessed_at":"2026-10-01T13:26:35.169634Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-10-01T13:26:45.671Z","content_hash":"bfa5642e7caf358e3a76b98184e1514d1f494652ac7b1dac7120fde8d5522fb8"}}