WebinarPress <= 1.33.27 - Authenticated (Administrator+) Server-Side Request Forgery

5.5
Server-Side Request Forgery (SSRF)
CVE CVE-2025-47635
CVSS 5.5 (Medium)
Publicly Published May 7, 2025
Last Updated May 13, 2025
Researcher Trương Hữu Phúc (truonghuuphuc)

Description

The WordPress Webinar Plugin – WebinarPress plugin for WordPress is vulnerable to Server-Side Request Forgery in all versions up to, and including, 1.33.27. This makes it possible for authenticated attackers, with Administrator-level access and above, to make web requests to arbitrary locations originating from the web application which can be used to query and modify information from internal services.

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Vulnerability Details for WebinarPress – Webinar System for WordPress

Software Type Plugin
Software Slug wp-webinarsystem (view on wordpress.org)
Patched? No
Remediation No known patch available. Please review the vulnerability's details in depth and employ mitigations based on your organization's risk tolerance. It may be best to uninstall the affected software and find a replacement.
Affected Version
  • <= 1.33.27

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 - Open Redirect CVE-2025-32693 6.1 Le Ngoc Anh April 9, 2025
3 WebinarPress <= 1.33.27 - Authenticated (Administrator+) Stored Cross-Site Scripting CVE-2025-31883 4.4 Pham Van Tam April 1, 2025
4 WebinarPress <= 1.33.27 - Missing Authorization CVE-2025-31882 4.3 Peter Thaleikis April 1, 2025
5 WordPress Webinar Plugin – WebinarPress <= 1.33.24 - Missing Authorization to Authenticated (Subscriber+) Webinar Updates CVE-2024-11271 8.8 Lucio Sá January 7, 2025
6 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
7 WebinarPress <= 1.33.20 - Cross-Site Request Forgery CVE-2024-43339 4.3 Le Ngoc Anh August 16, 2024
8 WordPress Webinar Plugin – WebinarPress <= 1.33.20 - Cross-Site Request Forgery CVE-2024-34818 4.3 Majed Refaea May 9, 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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