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n8n MCP Server

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// key findings
⚠️
Known vulnerabilities in dependencies: 12 high
Affects packages this MCP installs at runtime. Upgrade or remove the affected dependency.
✅
No credential exfiltration, no sensitive file access, no obfuscation
Static analysis found nothing flowing your secrets to unexpected places.
✅
Open source with a license and README
Anyone can audit the code, the license is declared, and the publisher documents what it does.
🔐
You'll be asked for 7 credentials: AUTH_TOKEN, MCP_AUTH_TOKEN, N8N_API_KEY, N8N_MCP_LLM_API_KEY, OPENAI_API_KEY, SUPABASE_ANON_KEY, SUPABASE_SERVICE_ROLE_KEY
These are read from process.env at runtime. Make sure you trust where they’ll be sent.
// known CVEs in dependencies12 high12 low

Disclosed vulnerabilities in this server's declared npm dependencies (via OSV). Whether each is reachable depends on the installed versions.

highform-data@4.0.5GHSA-hmw2-7cc7-3qxx

form-data: CRLF injection in form-data via unescaped multipart field names and filenames

highaxios@1.14.0GHSA-35jp-ww65-95wh

axios Vulnerable to Full Man-in-the-Middle via Prototype Pollution Gadget in `config.proxy`

highaxios@1.14.0GHSA-3g43-6gmg-66jw

axios Vulnerable to Credential Theft and Response Hijacking via Prototype Pollution Gadget in Config Merge

highaxios@1.14.0GHSA-6chq-wfr3-2hj9

Axios: Header Injection via Prototype Pollution

highaxios@1.14.0GHSA-777c-7fjr-54vf

Allocation of Resources Without Limits or Throttling in Axios

Depend on this server? Get alerted when its CVEs change.Watch this server free →
// required environment variables
This server reads these from process.env. You'll be asked to provide them before it can run.
configAUTH_RATE_LIMIT_MAX
configAUTH_RATE_LIMIT_WINDOW
🔐 secretAUTH_TOKEN— 🔐 Autenticación por token — protegido con
configAUTH_TOKEN_FILE
configAWS_EXECUTION_ENV
configAZURE_FUNCTIONS_ENVIRONMENT
configBASE_URL— URL pública del servidor No
configCORS_ORIGIN
configDISABLED_TOOLS
configDISABLE_CONSOLE_OUTPUT
configDISABLE_TELEMETRY
configENABLE_MULTI_TENANT— Activar modo multi-tenant false
configFLY_APP_NAME
configGITHUB_ACTIONS
configGITHUB_REF
configGITHUB_REPOSITORY
configGITHUB_RUN_ID
configGITHUB_RUN_NUMBER
configGITHUB_SHA
configGIT_COMMIT
configGOOGLE_CLOUD_PROJECT
configHEROKU_APP_NAME
configHOST— Host de escucha 0.0.0.0
configIS_CONTAINER
configIS_DOCKER
configKUBERNETES_SERVICE_HOST
configLOG_LEVEL— Nivel de logging info
🔐 secretMCP_AUTH_TOKEN
configMCP_MODE— Modo del servidor (stdio o http) http
configMCP_PORT
configMCP_URL
configMULTI_TENANT_ALLOW_CONCURRENT_SESSIONS
configMULTI_TENANT_SESSION_STRATEGY— Estrategia de sesiones (instance / shared) instance
🔐 secretN8N_API_KEY— API Key de n8n Sí
configN8N_API_URL— URL de la instancia n8n (sin /api/v1) Sí
configN8N_CUSTOM_PATH
configN8N_MCP_CONFIG_VOLUME
🔐 secretN8N_MCP_LLM_API_KEY
configN8N_MCP_LLM_BASE_URL
configN8N_MCP_LLM_MODEL
configN8N_MCP_LLM_TIMEOUT
configN8N_MCP_MAX_SESSIONS
configN8N_MCP_TELEMETRY_DISABLED— Desactivar telemetría true
configN8N_MCP_USER_ID
configN8N_MODE
configN8N_MODULES_PATH
configN8N_SKILLS_SOURCE
🔐 secretOPENAI_API_KEY
configPORT— Puerto HTTP 3001
configPUBLIC_URL
configRENDER
configSESSION_TIMEOUT_MINUTES
configSKIP_WORKFLOW_VALIDATION
configSQLJS_SAVE_INTERVAL_MS
🔐 secretSUPABASE_ANON_KEY
🔐 secretSUPABASE_SERVICE_ROLE_KEY
configSUPABASE_URL
configTELEMETRY_DISABLED
configTRUST_PROXY— Confiar en proxy inverso (0 o 1) 0
configUSE_FIXED_HTTP
configWORKFLOW_VERSION_RETENTION_DAYS
// 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/luislopezsanchez-n8n-mcp-server-1joqn5)](https://m8ven.ai/mcp/luislopezsanchez-n8n-mcp-server-1joqn5)
commit: 0f0d998ed3e914f6f750a89be5c1d0e9a3c00f40
code hash: 4c36c4ab5a7f302e85222df017b2112bea2decbab6679bda84cd1b0ec13a094d
verified: 6/27/2026, 8:55:55 AM
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