cvedb.io
CVE-2026-27497
HIGH · CVSS 8.8
EPSS exploitation probability: 0%
Published 2026-02-25T23:16:21.037 · Last modified 2026-06-17T10:27:15.470

Summary

n8n is an open source workflow automation platform. Prior to versions 2.10.1, 2.9.3, and 1.123.22, an authenticated user with permission to create or modify workflows could leverage the Merge node's SQL query mode to execute arbitrary code and write arbitrary files on the n8n server. The issues have been fixed in n8n versions 2.10.1, 2.9.3, and 1.123.22. Users should upgrade to one of these versions or later to remediate all known vulnerabilities. If upgrading is not immediately possible, administrators should consider the following temporary mitigations. Limit workflow creation and editing permissions to fully trusted users only, and/or disable the Merge node by adding `n8n-nodes-base.merge` to the `NODES_EXCLUDE` environment variable. These workarounds do not fully remediate the risk and

Affected products

n8n — n8n

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.