Evenium

Evenium has one disclosed vulnerability in the WordSec catalog, all reported in 2025; it is fixed as of September 2026. Their average CVSS score is 6.4, and the most serious one scores 6.4 out of 10.

The most common weakness is Cross-Site Scripting, behind 1 of the records (100%).

The one issue recorded for Evenium has a vendor fix available, so running the current release closes it.

All of these findings were reported by Peter Thaleikis. Evenium is installed on roughly 30 WordPress sites, so each unpatched flaw has a wide blast radius. The current release is tested up to WordPress 6.9.7.

Strategic Overview

Avg CVSSMedium
6.4/ 10
Patch Coverage100%
Open

0

Fixed

1

Get automatic notifications for all Evenium vulnerabilities before they are exploited.

Highest severity on recordCVSS 6.4CVE-2025-9850

Evenium <= 1.3.11 - Authenticated (Contributor+) Stored Cross-Site Scripting

Read the full analysis

Vulnerability Records

1 records
Evenium banner
Latestv1.3.12
5.0(3)
100/100
Last Updated
2026-04-20 (5mo ago)
Active Installs
30+
Downloads
7,707
Requires WP
4.5+
Requires PHP
0+
Tested up to
WP 6.9.7
Created
2015-04-14 (12y ago)

Evenium’s plugin is tailored for professionals who seek a simple way to register and invite guests to their events directly from their websites. Whether your website is built for single or multiple events, Evenium is the tool you need to spend less time managing your event, so you can focus more on helping your participants be more engaged and active. In five minutes’ time, you’ll create your event, specify ticket types, build custom registration forms, customize the colors, and craft your agenda. Once you’re done, you can quickly send invitation emails to your guests, bringing them to your WordPress website where they will register and get their badges. Our free entry management app, Evenium OnSite, will help you welcome your guests. You can check them in by searching for their names, or — even better — by scanning their QR codes. Additionally, your participants will benefit from the free version of our powerful mobile app, Evenium ConnexMe. They will access all the information about your event in the palm of their hands, eliminating the need and cost for paper guidebooks and agendas. Your participants will also have a truly unique way to network and share with other attendees, as it is part of the core strength of our ConnexMe app. Evenium is a comprehensive solution for managing professional events from your WordPress website. Find out more by watching the video below or visiting our website www.evenium.net

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