{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-110840","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","state":"PUBLISHED","assignerShortName":"VulnCheck","dateReserved":"2026-10-14T22:12:22.054Z","datePublished":"2026-10-14T22:52:15.513Z","dateUpdated":"2026-10-15T18:18:14.437Z"},"containers":{"cna":{"providerMetadata":{"orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","shortName":"VulnCheck","dateUpdated":"2026-10-14T22:52:15.513Z"},"datePublic":"2026-09-30T00:00:00.000Z","title":"n8n before 2.41.4 and 2.42.1 SQL Injection via Microsoft SQL Node Query Field","descriptions":[{"lang":"en","value":"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."}],"problemTypes":[{"descriptions":[{"lang":"en","description":"Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')","cweId":"CWE-89","type":"CWE"}]}],"affected":[{"vendor":"n8n-io","product":"n8n","defaultStatus":"unaffected","packageURL":"pkg:npm/n8n","versions":[{"version":"0","status":"affected","versionType":"semver","lessThan":"2.41.4"},{"version":"2.42.0","status":"affected","versionType":"semver","lessThan":"2.42.1"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:n8n:n8n:*:*:*:*:*:*:*:*","versionEndExcluding":"2.41.4"},{"vulnerable":true,"criteria":"cpe:2.3:a:n8n:n8n:*:*:*:*:*:*:*:*","versionStartIncluding":"2.42.0","versionEndExcluding":"2.42.1"}]}]}],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:H/SI:H/SA:L","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"PRESENT","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"LOW","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"HIGH","subIntegrityImpact":"HIGH","subAvailabilityImpact":"LOW","baseScore":7,"baseSeverity":"HIGH"}}],"references":[{"url":"https://github.com/n8n-io/n8n/security/advisories/GHSA-5qpp-pqww-h7fp","tags":["vendor-advisory"],"name":"GitHub Security Advisory (GHSA-5qpp-pqww-h7fp)"},{"name":"VulnCheck Advisory: n8n before 2.41.4 and 2.42.1 SQL Injection via Microsoft SQL Node Query Field","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/n8n-before-2.41.4-and-2.42.1-sql-injection-via-microsoft-sql-node-query-field"}],"credits":[{"lang":"en","value":"vonypeto","type":"reporter"}],"x_generator":{"engine":"vulncheck-endgame"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-15T18:18:03.289728Z","id":"CVE-2026-110840","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"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":"2026-10-15T18:18:14.437Z"}}]}}