n8n Workflow Builder MCP Server

MCP server for programmatically creating and managing n8n workflows

→ makafeli/n8n-workflow-builder · listed on mcp_so

Install from

mcp.so

M8ven verifies MCPs across every public registry — install directly from whichever one you prefer.

// key findings

🚨

Known vulnerabilities in dependencies: 2 critical, 5 high

Affects packages this MCP installs at runtime. Upgrade or remove the affected dependency.

🔐

You'll be asked for 1 credential: N8N_API_KEY

These are read from process.env at runtime. Make sure you trust where they’ll be sent.

// required environment variables

This server reads these from process.env. You'll be asked to provide them before it can run.

🔐 secretN8N_API_KEY— Your n8n API key n8n_api_1234567890abcdef...

configN8N_HOST— Your n8n instance URL http://localhost:5678 or https://your-n8n.com/api/v1

// full audit trail

The full breakdown of what we checked, the deductions that landed, the network hosts, the dependency advisories, and concrete fix guidance is available to verified publishers.

// improvement guidance — verified publishers only

We have 4 concrete improvements we can share with the publisher of this MCP. Each comes with specific guidance to raise the trust score.

// embed badge in your README

[![M8ven Score](https://m8ven.ai/badge/mcp/makafeli-n8n-workflow-builder-jzbfgf)](https://m8ven.ai/mcp/makafeli-n8n-workflow-builder-jzbfgf)

commit: 411c0a75f512898572c3de80f86d5b5c3939f041

code hash: 5a14bd901def7bf47fb147f33bd929f95402771445170524220e622cb79b8d51

verified: 4/11/2026, 2:14:54 PM

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