SQL Injection Affecting n8n-nodes-base package, versions <1.121.42>=2.0.0-rc.0 <2.31.3>=2.32.0 <2.32.1
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Test your applications- Snyk IDSNYK-JS-N8NNODESBASE-18322068
- published27 Jul 2026
- disclosed22 Jul 2026
- creditSeungMyung Lee
Introduced: 22 Jul 2026
New CVE NOT AVAILABLE CWE-89 (opens in a new tab)How to fix?
Upgrade n8n-nodes-base to version 1.121.42, 2.31.3, 2.32.1 or higher.
Overview
n8n-nodes-base is a Base nodes of n8n
Affected versions of this package are vulnerable to SQL Injection via the PostgresTrigger. An attacker can execute arbitrary SQL commands on the connected PostgreSQL database by supplying crafted input to identifier parameters, leading to full read and write access with the configured credential's privileges.
Workaround
This vulnerability can be mitigated by restricting instance access to fully trusted users, disabling the PostgresTrigger node by adding n8n-nodes-base.postgresTrigger to the NODES_EXCLUDE environment variable, and ensuring PostgreSQL credentials have minimum required privileges and do not use SUPERUSER roles.