{"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": "2026-10-14T22:52:15.513Z"}, "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"}}}}

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