WordPress Webinar Plugin – WebinarPress <= 1.33.20 - Cross-Site Request Forgery

4.3
Cross-Site Request Forgery (CSRF)
CVE CVE-2024-34818
CVSS 4.3 (Medium)
Publicly Published May 9, 2024
Last Updated August 8, 2024
Researcher Majed Refaea

Description

The WordPress Webinar Plugin – WebinarPress plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.33.20. This is due to missing or incorrect nonce validation on the wswebinar_duplicate_post_as_draft() function. This makes it possible for unauthenticated attackers to duplicate posts granted they can trick a site administrator into performing an action such as clicking on a link.

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Vulnerability Details for WebinarPress – Webinar System for WordPress

Software Type Plugin
Software Slug wp-webinarsystem (view on wordpress.org)
Patched? Yes
Remediation Update to version 1.33.21, or a newer patched version
Affected Version
  • <= 1.33.20
Patched Version
  • 1.33.21

Recent vulnerabilities in WebinarPress – Webinar System for WordPress

# Title CVE ID CVSS Researchers Date
1 WebinarPress <= 1.33.28 - Missing Authorization CVE-2025-62972 4.3 Legion Hunter October 19, 2025
2 WebinarPress <= 1.33.27 - Authenticated (Administrator+) Server-Side Request Forgery CVE-2025-47635 5.5 Trương Hữu Phúc (truonghuuphuc) May 7, 2025
3 WebinarPress <= 1.33.27 - Open Redirect CVE-2025-32693 6.1 Le Ngoc Anh April 9, 2025
4 WebinarPress <= 1.33.27 - Authenticated (Administrator+) Stored Cross-Site Scripting CVE-2025-31883 4.4 Pham Van Tam April 1, 2025
5 WebinarPress <= 1.33.27 - Missing Authorization CVE-2025-31882 4.3 Peter Thaleikis April 1, 2025
6 WordPress Webinar Plugin – WebinarPress <= 1.33.24 - Missing Authorization to Authenticated (Subscriber+) Webinar Updates CVE-2024-11271 8.8 Lucio Sá January 7, 2025
7 WordPress Webinar Plugin – WebinarPress <= 1.33.24 - Missing Authorization to Authenticated (Subscriber+) Arbitrary File Creation CVE-2024-11270 8.8 Lucio Sá January 7, 2025
8 WebinarPress <= 1.33.20 - Cross-Site Request Forgery CVE-2024-43339 4.3 Le Ngoc Anh August 16, 2024
9 WebinarPress <= 1.33.9 - Reflected Cross-Site Scripting CVE-2024-31256 6.1 Le Ngoc Anh April 5, 2024

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