CVE-2026-87012

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.9.0 until 0.11.1, backend/openwebui/models/calendar.py stored the calendar event meta.alertminutes value without type validation and the shared upcoming-event scheduler compared that value numerically. An...

CVE-2026-87012 Open WebUI: Any authenticated user can suppress calendar alerts instance-wide via a non-numeric alert value

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.9.0 until 0.11.1, backend/openwebui/models/calendar.py stored the calendar event meta.alertminutes value without type validation and the shared upcoming-event scheduler compared that value numerically. An...

CVE-2026-87012 Open WebUI: Any authenticated user can suppress calendar alerts instance-wide via a non-numeric alert value

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.9.0 until 0.11.1, backend/openwebui/models/calendar.py stored the calendar event meta.alertminutes value without type validation and the shared upcoming-event scheduler compared that value numerically. An...

CVE-2026-87012 Open WebUI: Any authenticated user can suppress calendar alerts instance-wide via a non-numeric alert value

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.9.0 until 0.11.1, backend/openwebui/models/calendar.py stored the calendar event meta.alertminutes value without type validation and the shared upcoming-event scheduler compared that value numerically. An...

CVE-2026-87012

Open WebUI (a self-hosted AI platform) is affected in versions 0.9.0 through 0.11.1 by a type-validation flaw in backend/open_webui/models/calendar.py. The meta.alert_minutes field was stored without type validation while the shared upcoming-event scheduler compared it numerically. An authenticat...

CVE-2026-77187

The My Calendar – Accessible Event Manager plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'before' and 'after' Shortcode Attributes in all versions up to, and including, 3.8.3 due to insufficient input sanitization and output escaping. This makes it possible for authenticat...

CVE-2026-77186

The My Calendar – Accessible Event Manager plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'fallback' Shortcode Attribute in all versions up to, and including, 3.8.3 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attacker...

CVE-2026-77187 My Calendar <= 3.8.3 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'before' and 'after' Shortcode Attributes

The My Calendar – Accessible Event Manager plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'before' and 'after' Shortcode Attributes in all versions up to, and including, 3.8.3 due to insufficient input sanitization and output escaping. This makes it possible for authenticat...

CVE-2026-77186 My Calendar <= 3.8.3 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'fallback' Shortcode Attribute

The My Calendar – Accessible Event Manager plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'fallback' Shortcode Attribute in all versions up to, and including, 3.8.3 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attacker...

CVE-2026-77187

The My Calendar – Accessible Event Manager WordPress plugin is vulnerable to Stored Cross-Site Scripting (XSS) in all versions up to and including 3.8.3 . The root cause is insufficient input sanitization and output escaping of the before and after shortcode attributes , allowing authenticated at...

CVE-2026-77187 My Calendar <= 3.8.3 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'before' and 'after' Shortcode Attributes

The My Calendar – Accessible Event Manager plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'before' and 'after' Shortcode Attributes in all versions up to, and including, 3.8.3 due to insufficient input sanitization and output escaping. This makes it possible for authenticat...

CVE-2026-77186 My Calendar <= 3.8.3 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'fallback' Shortcode Attribute

The My Calendar – Accessible Event Manager plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'fallback' Shortcode Attribute in all versions up to, and including, 3.8.3 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attacker...

EUVD-2026-74603

The My Calendar – Accessible Event Manager plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'fallback' Shortcode Attribute in all versions up to, and including, 3.8.3 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attacker...

EUVD-2026-74604

The My Calendar – Accessible Event Manager plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'before' and 'after' Shortcode Attributes in all versions up to, and including, 3.8.3 due to insufficient input sanitization and output escaping. This makes it possible for authenticat...

CVE-2026-77186

The My Calendar – Accessible Event Manager WordPress plugin (versions ≤ 3.8.3 ) is vulnerable to Stored Cross-Site Scripting via the fallback shortcode attribute. Authenticated users with contributor-level access or higher can inject arbitrary scripts by submitting hex-encoded payloads (e.g. \x3c...

PT-2026-89159

Any authenticated user can suppress calendar alerts instance-wide via a non-numeric alert value Summary Calendar events carry a free-form meta object that is stored exactly as submitted, with no validation of the values inside it. The scheduler reads the per-event alert offset out of that object ...

CVE-2024-1207

Booking Calendar = 9.9 - Unauthenticated SQL Injection CVE-2024-1207 https://www.wordfence.com/threat-intel/vulnerabilities/wordpress-plugins/booking/booking-calendar-99-unauthenticated-sql-injection POC: root@kitploit: POST /wp-admin/admin-ajax.php HTTP/1.1 Host: vulnerablesite.com User-Agent:...

CVE-2024-8275

CVE-2024-8275 CVE-2024-8275 is a critical SQL injection vulnerability discovered in the WordPress plugin The Events Calendar. This vulnerability affects versions up to and including 6.6.4. The issue arises from insufficient escaping of the 'order' parameter in the tribehasnextevent function...

CVE-2026-49083

CVE-2026-49083 CVE-2026-49083 LatePoint Calendar Booking Plugin Privilege Escalation Exploit 🎲🎲🎲...

WordPress My Calendar – Accessible Event Manager plugin <= 3.8.3 - Authenticated (Contributor+) Stored Cross-Site Scripting vulnerability

Authenticated Contributor+ Stored Cross-Site Scripting vulnerability discovered by Wordfence PRISM in WordPress Plugin My Calendar versions = 3.8.3...