CVE-2026-10556 Unauthenticated webhook request with null notification entry could crash the Microsoft Calendar plugin.

Mattermost versions 11.9.x = 11.9.0, 11.8.x = 11.8.4, 11.7.x = 11.7.7, 10.11.x = 10.11.22 fail to validate null entries in Microsoft Graph webhook notification payloads, which allows an unauthenticated attacker to crash the Microsoft Calendar plugin process and deny calendar integration service t...

CVE-2026-13417 Boards plugin denial of service via unvalidated block fields.properties

Mattermost versions 11.9.x = 11.9.0, 11.8.x = 11.8.4, 11.7.x = 11.7.7, 10.11.x = 10.11.22 fail to validate the type of fields.properties on block creation which allows an authenticated user with editor access to a board to crash the Boards plugin worker and trigger a denial of service via a child...

CVE-2026-13417 Boards plugin denial of service via unvalidated block fields.properties

Mattermost versions 11.9.x = 11.9.0, 11.8.x = 11.8.4, 11.7.x = 11.7.7, 10.11.x = 10.11.22 fail to validate the type of fields.properties on block creation which allows an authenticated user with editor access to a board to crash the Boards plugin worker and trigger a denial of service via a child...

CVE-2026-9812 Missing property field ownership validation in Playbooks run property update endpoint

Mattermost versions 11.9.x = 11.9.0, 11.8.x = 11.8.4, 11.7.x = 11.7.7, 10.11.x = 10.11.22 fail to validate that a property field belongs to the specified run before updating its value which allows an authenticated user with run property-management access to crash the Playbooks plugin via a REST...

EUVD-2026-77374

Mattermost versions 11.9.x = 11.9.0, 11.8.x = 11.8.4, 11.7.x = 11.7.7, 10.11.x = 10.11.22 fail to validate that a property field belongs to the specified run before updating its value which allows an authenticated user with run property-management access to crash the Playbooks plugin via a REST...

CVE-2026-9812 Missing property field ownership validation in Playbooks run property update endpoint

Mattermost versions 11.9.x = 11.9.0, 11.8.x = 11.8.4, 11.7.x = 11.7.7, 10.11.x = 10.11.22 fail to validate that a property field belongs to the specified run before updating its value which allows an authenticated user with run property-management access to crash the Playbooks plugin via a REST...

WordPress Booking for Appointments and Events Calendar plugin < 2.4.10 - Amelia Manager+ WordPress Account Takeover vulnerability

Amelia Manager+ WordPress Account Takeover vulnerability discovered by Karthik Ramakrishnan in WordPress Plugin Amelia versions 2.4.10...

WordPress Export & Import WPBakery Page Builder plugin <= 1.0.2 - CSRF to Stored XSS vulnerability

CSRF to Stored XSS vulnerability discovered by Suhayb Ahmed cyboltx in WordPress Plugin Export & Import WPBakery Page Builder versions = 1.0.2...

WordPress Booking for Appointments and Events Calendar plugin 9.0-9.8.0 - Unauthenticated Payment Bypass vulnerability

Unauthenticated Payment Bypass vulnerability discovered by Pedro Pinho in WordPress Plugin Amelia versions 9.0-9.8.0...

WordPress Temporary Login Without Password plugin < 1.9.9 - Authenticated Temporary Access Revocation Bypass vulnerability

Authenticated Temporary Access Revocation Bypass vulnerability discovered by BaptouTatis in WordPress Plugin Temporary Login Without Password versions 1.9.9...

WordPress YayPricing plugin < 3.5.7 - Subscriber+ Stored XSS vulnerability

Subscriber+ Stored XSS vulnerability discovered by Artus KG in WordPress Plugin YayPricing versions 3.5.7...

WordPress GenieWords plugin 1.5.27-1.5.34 - Unauthenticated Stored XSS and Configuration Overwrite vulnerability

Unauthenticated Stored XSS and Configuration Overwrite vulnerability discovered by Pablo González Pérez, Francisco José Ramírez Vicente, Iñigo Sánchez Enciso in WordPress Plugin GenieWords versions 1.5.27-1.5.34...

WordPress BE REST Endpoints plugin <= 1.0.0 - Unauthenticated Stored XSS and Widget Manipulation vulnerability

Unauthenticated Stored XSS and Widget Manipulation vulnerability discovered by Pablo González Pérez, Francisco José Ramírez Vicente and Iñigo Sánchez Enciso in WordPress Plugin BE REST Endpoints versions = 1.0.0...

WordPress Hoo Companion plugin 1.0.2 - Unauthenticated Stored XSS vulnerability

Unauthenticated Stored XSS vulnerability discovered by Enrico Marcolini Dottor Marc, Claudio Marchesini Dottor Marc in WordPress Plugin Hoo Companion versions 1.0.2...

WordPress Rox Appointment Booking plugin < 1.2.0 - Unauthenticated Holiday Schedule Modification vulnerability

Unauthenticated Holiday Schedule Modification vulnerability discovered by Pedro Pinho in WordPress Plugin Rox Appointment Booking Appointment Booking Scheduling Solution versions 1.2.0...

WordPress Rox Appointment Booking plugin < 1.2.0 - Unauthenticated Price Manipulation and Payment Method Restriction Bypass vulnerability

Unauthenticated Price Manipulation and Payment Method Restriction Bypass vulnerability discovered by Morato Antoine in WordPress Plugin Rox Appointment Booking Appointment Booking Scheduling Solution versions 1.2.0...

WordPress Simple Membership plugin < 4.7.8 - Subscriber+ Membership Level Escalation vulnerability

Subscriber+ Membership Level Escalation vulnerability discovered by Charles Vosburgh in WordPress Plugin Simple Membership versions 4.7.8...

WordPress Mobile Events Manager plugin <= 1.4.8.3 - Broken Access Control vulnerability

Broken Access Control vulnerability discovered by Enrico Marcolini Dottor Marc, Claudio Marchesini Dottor Marc in WordPress Plugin Mobile Events Manager versions = 1.4.8.3...

WordPress MDJM Event Management plugin < 1.7.8.5 - Unauthenticated Arbitrary Post Deletion vulnerability

Unauthenticated Arbitrary Post Deletion vulnerability discovered by Enrico Marcolini Dottor Marc, Claudio Marchesini Dottor Marc in WordPress Plugin Mobile DJ Manager versions 1.7.8.5...

WordPress Album Cover Finder plugin <= 0.7.0 - Unauthenticated SQLi vulnerability

Unauthenticated SQLi vulnerability discovered by João Ramos Maciel in WordPress Plugin Album Cover Finder versions = 0.7.0...