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WordPress Event Tickets < 5.2.2 - Open Redirect

ID: CVE-2021-25028

Severity: medium

Author: dhiyaneshDk

Tags: cve2021,cve,wordpress,redirect,wp-plugin,eventtickets,wpscan,tri

Description

Section titled “Description”

WordPress Event Tickets < 5.2.2 is susceptible to an open redirect vulnerability. 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.

YAML Source

Section titled “YAML Source”
id: CVE-2021-25028


info:
  name: WordPress Event Tickets < 5.2.2 - Open Redirect
  author: dhiyaneshDk
  severity: medium
  description: WordPress Event Tickets < 5.2.2 is susceptible to an open redirect vulnerability. 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.
  remediation: |
    Update to the latest version of the WordPress Event Tickets plugin (5.2.2 or higher) to fix the open redirect vulnerability.
  reference:
    - https://wpscan.com/vulnerability/80b0682e-2c3b-441b-9628-6462368e5fc7
    - https://nvd.nist.gov/vuln/detail/CVE-2021-25028
  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-2021-25028
    cwe-id: CWE-601
    epss-score: 0.00106
    epss-percentile: 0.42838
    cpe: cpe:2.3:a:tri:event_tickets:*:*:*:*:*:wordpress:*:*
  metadata:
    max-request: 1
    vendor: tri
    product: event_tickets
    framework: wordpress
  tags: cve2021,cve,wordpress,redirect,wp-plugin,eventtickets,wpscan,tri


http:
  - method: GET
    path:
      - "{{BaseURL}}/wp-admin/admin.php?page=wp_ajax_rsvp-form&tribe_tickets_redirect_to=https://interact.sh"


    matchers:
      - type: regex
        part: header
        regex:
          - '(?m)^(?:Location\s*?:\s*?)(?:https?:\/\/|\/\/|\/\\\\|\/\\)(?:[a-zA-Z0-9\-_\.@]*)interact\.sh\/?(\/|[^.].*)?$' # https://regex101.com/r/L403F0/1
# digest: 4a0a0047304502201886dc902afd016006391161daf3c938740544340f39799939bc215a9f1ffb3c02210088a05c5b92aef775699f91f1ff7ecec8c4294428cb0229de8f380c57cb308746:922c64590222798bb761d5b6d8e72950

Guide to check the vulnerabilities

Section titled “Guide to check the vulnerabilities”

This template is used to detect vulnerabilities in web applications. It can be used with the Nuclei tool to scan for specific patterns or behaviors.

Terminal window
$ nuclei -u "URL" -t "http/cves/2021/CVE-2021-25028.yaml"

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