EUVD-2026-102751

Mattermost versions 11.10.x = 11.10.0, 11.7.x = 11.7.9, 11.9.x = 11.9.1, 11.8.x = 11.8.5 fail to restrict Slack import account binding to system administrator-initiated imports which allows an authenticated attacker with team admin privileges to force-add existing Mattermost users to their team a...

CVE-2026-18256 Private team metadata disclosure via the team search API

Mattermost versions 11.10.x = 11.10.0, 11.7.x = 11.7.9, 11.9.x = 11.9.1, 11.8.x = 11.8.5 fail to properly restrict private teams from public team search results, which allows an authenticated user without permission to list private teams to disclose the ID, name, and display name of private teams...

CVE-2026-18256

Mattermost versions 11.10.x <= 11.10.0 , 11.7.x <= 11.7.9 , 11.9.x <= 11.9.1 , and 11.8.x

CVE-2026-18223

Mattermost versions 11.10.x <= 11.10.0, 11.7.x <= 11.7.9, 11.9.x <= 11.9.1, and 11.8.x

EUVD-2026-102748

Mattermost versions 11.10.x = 11.10.0, 11.7.x = 11.7.9, 11.9.x = 11.9.1, 11.8.x = 11.8.5 fail to validate the invited recipient's email address when redeeming team and guest invitation tokens, which allows an authenticated attacker to join a team or gain unauthorized access to private channels vi...

CVE-2026-18560

Mattermost versions 11.10.x <= 11.10.0, 11.7.x <= 11.7.9, 11.9.x <= 11.9.1, and 11.8.x

EUVD-2026-102745

Mattermost versions 11.10.x = 11.10.0, 11.7.x = 11.7.9, 11.9.x = 11.9.1, 11.8.x = 11.8.5 fail to verify the integrity of the SAML RelayState POST parameter which allows an authenticated SAML user to join any team, including invite-only teams, via forging the teamid or inviteid fields in the...

CVE-2026-19600 Mattermost logs plaintext authentication tokens in debug-level server logs on failed auth attempts

Mattermost versions 11.9.x = 11.9.1, 11.8.x = 11.8.5, 11.7.x = 11.7.10, 11.10.x = 11.10.1 fail to sanitize authentication tokens before writing them to server log entries, which allows an attacker with access to server logs to obtain valid session tokens or OAuth access tokens and impersonate...

EUVD-2026-102813

Mattermost versions 11.10.x = 11.10.0, 11.7.x = 11.7.9, 11.9.x = 11.9.1, 11.8.x = 11.8.5 fail to enforce DM/GM check on server side which allows an authenticated user to quarantine a post belonging to DM or GM via direct API call.. Mattermost Advisory ID: MMSA-2026-00756...

CVE-2026-19867 Uncapped mention keys in user notification properties allow CPU exhaustion during post processing

Mattermost versions 11.10.x = 11.10.0, 11.9.x = 11.9.1, 11.8.x = 11.8.5, 11.7.x = 11.7.10 fail to cap the number and size of mention keys stored in a user's notification properties, and to bound the quadratic multibyte-keyword matching performed for each post, which allows an authenticated user t...

EUVD-2026-102808

Mattermost versions 11.10.x = 11.10.0, 11.9.x = 11.9.1, 11.8.x = 11.8.5, 11.7.x = 11.7.10 fail to cap the number and size of mention keys stored in a user's notification properties, and to bound the quadratic multibyte-keyword matching performed for each post, which allows an authenticated user t...

EUVD-2026-102801

The The User Registration & Membership – Free & Paid Memberships, Subscriptions, Content Restriction, User Profile, Custom User Registration & Login Builder plugin for WordPress is vulnerable to arbitrary shortcode execution in all versions up to, and including, 5.2.8. This is due to the software...

EUVD-2026-102791

The HivePress – Business Directory, Listings & Classified Ads Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'message' parameter in all versions up to, and including, 1.7.32 due to insufficient input sanitization and output escaping. This makes it possible for...

EUVD-2026-102690

The MB Custom Post Types & Custom Taxonomies WordPress plugin before 2.12.2 does not perform a capability check or validate a nonce on its migration actions, allowing any authenticated user, such as a subscriber, to trigger a one-way migration that creates published records and permanently delete...

EUVD-2026-102669

The The Slim SEO – AI SEO Plugin, Lightweight, Fast & Automated plugin for WordPress is vulnerable to arbitrary shortcode execution in all versions up to, and including, 4.11.1 This is due to the software allowing users to execute an action that does not properly validate a value before running...

CVE-2026-109191

The Image Hub – Free Images from Unsplash, Pixabay, Pexels, Openverse & Giphy plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 1.2.0 via the 'imagehubapikeys 6 options' parameter. This makes it possible for authenticated attackers, with...

CVE-2026-103518

The FluentCart A New Era of eCommerce – Faster, Lighter, and Simpler plugin for WordPress is vulnerable to generic SQL Injection via the 'products.variants.' parameter in all versions up to, and including, 1.7.0 due to insufficient escaping on the user supplied parameter and lack of sufficient...

EUVD-2026-102611

The FluentCart A New Era of eCommerce – Faster, Lighter, and Simpler plugin for WordPress is vulnerable to generic SQL Injection via the 'products.variants.' parameter in all versions up to, and including, 1.7.0 due to insufficient escaping on the user supplied parameter and lack of sufficient...

CVE-2026-103518 FluentCart A New Era of eCommerce <= 1.7.0 - Authenticated (Administrator+) SQL Injection via 'products.variants' Array Keys

The FluentCart A New Era of eCommerce – Faster, Lighter, and Simpler plugin for WordPress is vulnerable to generic SQL Injection via the 'products.variants.' parameter in all versions up to, and including, 1.7.0 due to insufficient escaping on the user supplied parameter and lack of sufficient...

CVE-2026-111389

Frappe HRMS 14.x before 14.38.2, 15.x before 15.64.0, and 16.x before 16.18.0 contains a SQL injection vulnerability in some endpoints caused by missing input validation. Any authenticated attacker, including a low-privilege account, can send specially crafted requests to these endpoints to extra...