# Authentik Version Endpoint Exposure Detection Module

id: authentik-version-exposure
info:
  name: Authentik Version Exposure
  author: sif
  severity: info
  description: Detects an Authentik identity provider that discloses its version family over the public default authentication flow page, rendered before any credentials are submitted
  tags: [authentik, sso, idp, identity, fingerprint, version, recon]

type: http

http:
  method: GET
  paths:
    - "{{BaseURL}}/if/flow/default-authentication-flow/"

  matchers:
    - type: word
      part: body
      words:
        - "window.authentik"

    - type: word
      part: body
      words:
        - "versionFamily"

    - type: status
      status:
        - 200

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