{"schema":"threatline.record/2","record":{"id":"CVE-2026-110840","aliases":["GHSA-5qpp-pqww-h7fp"],"summary":"n8n before 2.41.4 and 2.42.1 SQL Injection via Microsoft SQL Node Query Field","details":"n8n before 2.41.4 and 2.42.x before 2.42.1 contains an SQL injection vulnerability in version 1 of the Microsoft SQL node, which substitutes Query field expression values directly into SQL text without parameterisation. When a workflow binds untrusted input such as webhook fields to the Query field, unauthenticated external callers can execute arbitrary SQL against the connected database with the stored credential's privileges.","categories":["Frameworks"],"product":"n8n","vendor":"n8n-io","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-110840","source_modified_at":"2026-10-15T18:18:14.437Z","fetched_at":"2026-10-23T18:48:36.087640Z","product":"n8n","vendor":"n8n-io","versions":[{"version":"0","status":"affected","versionType":"semver","lessThan":"2.41.4"},{"version":"2.42.0","status":"affected","versionType":"semver","lessThan":"2.42.1"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-110840","source_modified_at":"2026-10-15T18:18:14.437Z","fetched_at":"2026-10-23T18:48:36.087640Z","package":{"name":"n8n","ecosystem":null},"version":"2.41.4","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-110840","source_modified_at":"2026-10-15T18:18:14.437Z","fetched_at":"2026-10-23T18:48:36.087640Z","package":{"name":"n8n","ecosystem":null},"version":"2.42.1","basis":"first unaffected version stated in the CVE record"}],"cvss":7,"severity":"High","kev":{"listed":false},"epss":{"probability":0.00292,"percentile":0.20643,"score_date":"2026-10-23"},"published_at":"2026-10-14T22:52:15.513Z","modified_at":"2026-10-15T18:18:14.437Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-110840","fetched_at":"2026-10-23T18:48:36.087640Z","source_modified_at":"2026-10-15T18:18:14.437Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-110840","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-5qpp-pqww-h7fp","tags":["vendor-advisory"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/n8n-before-2.41.4-and-2.42.1-sql-injection-via-microsoft-sql-node-query-field","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":"yes","technical_impact":"partial","assessed_at":"2026-10-15T18:18:03.289728Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-10-15T18:18:14.437Z","content_hash":"c833b58d9b57467a66bcb2425d7763b45ed7b9b2d080e43f72abe18d5bf4718d"}}