# Open WebUI Authentication Disabled Exposure Detection Module

id: open-webui-exposure
info:
  name: Open WebUI Authentication Disabled
  author: sif
  severity: medium
  description: Detects an Open WebUI instance running with authentication disabled, leaving the chat ui and its configured model connections open to anyone
  tags: [open-webui, llm, ai, exposure, recon]

type: http

http:
  method: GET
  paths:
    - "{{BaseURL}}/api/config"

  matchers:
    - type: status
      status:
        - 200

    - type: word
      part: body
      words:
        - "\"auth_trusted_header\""

    - type: regex
      part: body
      regex:
        - '"auth"\s*:\s*false'

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