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n8n: SSRF Protection Bypass via MCP Client Node

🗓️ 22 Jul 2026 22:07:04Reported by GitHub Advisory DatabaseType 
github
 github🔗 github.com👁 3 Views

Impact On an n8n instance with SSRF protection enabled, the MCP Client node sent requests to a user-supplied endpoint without routing them through that protection and without pinning the resolved address. An authenticated user who could create or ...

Detection
Refs
Vulners
Node
OR
n8nn8nRange<2.31.5npm
n8nn8nRange2.32.0–2.32.1npm

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22 Jul 2026 22:07Current
5.5Medium risk
Vulners AI Score5.5
CWE-918
3