What the vulnerability does
01Description
The EventON - WordPress Virtual Event Calendar Plugin plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 4.5.4 (Pro) & 2.2.8 (Free). This is due to missing or incorrect nonce validation on the save_virtual_event_settings function. This makes it possible for unauthenticated attackers to modify virtual event settings via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.
Explanation of Vulnerability in Simple Terms
02Summary
EventON – Events Calendar versions 2.2.8 and earlier are vulnerable to cross-site request forgery (CSRF). An attacker can craft a malicious webpage that, when visited by a logged-in site administrator, performs unwanted actions on the site without their knowledge. The vulnerability requires the victim to visit the attacker's page while authenticated to EventON.
What an attacker can do
03Attacker Capabilities
Perform unauthorized actions on the site by tricking an authenticated admin into visiting a malicious webpage.
Potential impact on your site
04Site Impact
An attacker could modify event settings, delete events, or change plugin configuration if an admin visits a malicious link.
Conditions required to exploit
05Prerequisites
Victim must be logged in to EventON and visit an attacker-controlled webpage.
Key dates
06Disclosure timeline
January 11, 2024
CVE published
April 8, 2026
Record updated
