# n8n Settings Exposure Detection Module

id: n8n-settings-exposure
info:
  name: n8n Settings Exposure
  author: sif
  severity: medium
  description: Detects an n8n instance that leaks its instance id, auth method and owner-setup state over the unauthenticated settings endpoint
  tags: [n8n, workflow, automation, low-code, information-disclosure, exposure, unauth, recon]

type: http

http:
  method: GET
  paths:
    - "{{BaseURL}}/rest/settings"

  matchers:
    - type: word
      part: body
      words:
        - "\"endpointWebhook\""
        - "\"versionCli\""
        - "\"instanceId\""
      condition: and

    - type: status
      status:
        - 200

  extractors:
    - type: regex
      name: n8n_version
      part: body
      regex:
        - '"versionCli"\s*:\s*"([^"]+)"'
      group: 1