CVE-2026-110840

UNKNOWN 0.0

n8n before 2.41.4 and 2.42.1 SQL Injection via Microsoft SQL Node Query Field

CVSS Score

0.0

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-89
Vendor	n8n-io
Product	n8n
Published	Oct 14, 2026

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Affected Versions

n8n-io / n8n

0 < 2.41.4 2.42.0 < 2.42.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/n8n-io/n8n/security/advisories/GHSA-5qpp-pqww-h7fp vulncheck.com: https://www.vulncheck.com/advisories/n8n-before-2.41.4-and-2.42.1-sql-injection-via-microsoft-sql-node-query-field

Credits

🔍 vonypeto