CVE-2026-11821

The Eventin – Event Calendar, Event Registration, Tickets & Booking AI Powered plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 4.1.17. This is due to the plugin not properly verifying that a user is authorized to perform an action. This makes it...

CVE-2026-11821 Eventin <= 4.1.17 - Missing Authorization to Authenticated (Subscriber+) Notification Flow Management via notification-flow REST API Endpoint

The Eventin – Event Calendar, Event Registration, Tickets & Booking AI Powered plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 4.1.17. This is due to the plugin not properly verifying that a user is authorized to perform an action. This makes it...

WordPress Eventin – Event Calendar, Tickets, Registration, Booking & WooCommerce plugin <= 4.1.17 - Missing Authorization to Authenticated (Subscriber+) Notification Flow Management vulnerability

Missing Authorization to Authenticated Subscriber+ Notification Flow Management vulnerability discovered by Sushi Com Abacate in WordPress Plugin WP Event SOlution versions = 4.1.17...

CVE-2026-18430

HumHub 1.18.4 contains a stored cross-site scripting vulnerability in the comment-deletion notification flow. A Space administrator can delete another user's comment, choose to notify the original author, and place HTML/JavaScript in the deletion reason...

EUVD-2026-62546

HumHub 1.18.4 contains a stored cross-site scripting vulnerability in the comment-deletion notification flow. A Space administrator can delete another user's comment, choose to notify the original author, and place HTML/JavaScript in the deletion reason...

CVE-2026-18430 HumHub 1.18.4 - Stored XSS in comment-deletion notifications through unescaped administrator reason

HumHub 1.18.4 contains a stored cross-site scripting vulnerability in the comment-deletion notification flow. A Space administrator can delete another user's comment, choose to notify the original author, and place HTML/JavaScript in the deletion reason...

CVE-2026-18430

HumHub 1.18.4's comment-deletion notification flow does not sanitize the administrator-supplied reason, allowing stored XSS when the original author views the notification. A Space admin can inject HTML/JavaScript targeting another user. CVSS 7.2 (HIGH) reflects network access with high privilege...

PT-2026-78489

HumHub 1.18.4 contains a stored cross-site scripting vulnerability in the comment-deletion notification flow. A Space administrator can delete another user's comment, choose to notify the original author, and place HTML/JavaScript in the deletion reason...