id: CVE-2021-25028

info:
  name: Event Tickets < 5.2.2 - Open Redirect
  author: dhiyaneshDk
  severity: medium
  description: The plugin does not validate the tribe_tickets_redirect_to parameter before redirecting the user to the given value, leading to an arbitrary redirect issue
  reference: https://wpscan.com/vulnerability/80b0682e-2c3b-441b-9628-6462368e5fc7
  tags: cve,cve2021,wordpress,redirect,wp-plugin,eventtickets
  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-2021-25028
    cwe-id: CWE-601

requests:
  - method: GET
    path:
      - "{{BaseURL}}/wp-admin/admin.php?page=wp_ajax_rsvp-form&tribe_tickets_redirect_to=https://example.com"

    matchers:
      - type: regex
        part: header
        regex:
          - '(?m)^(?:Location\s*?:\s*?)(?:https?:\/\/|\/\/|\/\\\\|\/\\)?(?:[a-zA-Z0-9\-_\.@]*)example\.com\/?(\/|[^.].*)?$' # https://regex101.com/r/ZDYhFh/1