WebinarIgnition <= 3.05.0 - Authenticated(Subscriber+) PHP Object Injection

7.5
Deserialization of Untrusted Data
CVE CVE-2023-51422
CVSS 7.5 (High)
Publicly Published December 27, 2023
Last Updated February 9, 2024
Researcher Rafie Muhammad - Awesome Motive, Inc.

Description

The Webinar Plugin: Create live/evergreen/automated/instant webinars, stream & Zoom Meetings | WebinarIgnition plugin for WordPress is vulnerable to PHP Object Injection in all versions up to, and including, 3.05.0 via deserialization of untrusted input. This makes it possible for authenticated attackers, with subscriber access and above, to inject a PHP Object. No POP chain is present in the vulnerable plugin. If a POP chain is present via an additional plugin or theme installed on the target system, it could allow the attacker to delete arbitrary files, retrieve sensitive data, or execute code.

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Vulnerability Details for WebinarIgnition – Live, Automated & Evergreen Webinar System also for WooCommerce

Software Type Plugin
Software Slug webinar-ignition (view on wordpress.org)
Patched? Yes
Remediation Update to version 3.05.5, or a newer patched version
Affected Version
  • <= 3.05.4
Patched Version
  • 3.05.5

Recent vulnerabilities in WebinarIgnition – Live, Automated & Evergreen Webinar System also for WooCommerce

# Title CVE ID CVSS Researchers Date
1 WebinarIgnition – Live, Automated & Evergreen Webinar System also for WooCommerce < 4.08.253 - Unauthenticated Privilege Escalation CVE-2026-42758 9.8 hhhai May 30, 2026
2 WebinarIgnition – Live, Automated & Evergreen Webinar System also for WooCommerce < 4.08.253 - Authenticated (Subscriber+) Arbitrary File Deletion CVE-2026-42757 8.1 hhhai May 30, 2026
3 WebinarIgnition < 4.09.86 - Unauthenticated SQL Injection CVE-2026-40797 7.5 Dahmani Toumi (pegaSUS) May 4, 2026
4 WebinarIgnition <= 4.06.04 - Missing Authorization CVE-2025-60088 4.3 Denver Jackson August 10, 2025
5 Webinar Solution: Create live/evergreen/automated/instant webinars, stream & Zoom Meetings | WebinarIgnition <= 4.03.32 - Unauthenticated Login Token Generation to Authentication Bypass CVE-2025-6441 9.8 kr0d July 23, 2025
6 WebinarIgnition <= 3.05.8 - Cross-Site Request Forgery CVE-2024-32445 4.3 Dhabaleshwar Das April 12, 2024
7 WebinarIgnition <= 3.05.0 - Unauthenticated SQL Injection CVE-2023-51423 9.8 Rafie Muhammad December 27, 2023
8 WebinarIgnition <= 3.05.0 - Missing Authorization to Unauthenticated Privilege Escalation CVE-2023-51424 9.8 Rafie Muhammad December 27, 2023
9 Freemius SDK <= 2.5.9 - Reflected Cross-Site Scripting via fs_request_get CVE-2023-33999 6.1 Rafie Muhammad July 18, 2023
10 WebinarIgnition <= 2.14.2 - Authenticated (Admin+) Stored Cross-Site Scripting CVE-2023-25023 4.4 yuyudhn February 3, 2023

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