PT-2026-43378

code100x contains an authentication bypass vulnerability in the Mobile API that allows unauthenticated attackers to impersonate arbitrary users by supplying a crafted JSON payload in the 'g' HTTP header. The middleware in middleware.ts skips identity header generation when an Auth-Key header is...

GHSA-FG35-5RF6-QG3G Mattermost allows attackers to take over arbitrary user accounts via overly permissive substring matching flaw

Mattermost versions 11.4.x = 11.4.0, 11.3.x = 11.3.1, 11.2.x = 11.2.3, 10.11.x = 10.11.11 fail to properly validate user identity in the OpenID IsSameUser comparison logic, which allows an attacker to take over arbitrary user accounts via an overly permissive substring matching flaw in the user...

CVE-2026-27656

Mattermost versions 11.4.x = 11.4.0, 11.3.x = 11.3.1, 11.2.x = 11.2.3, 10.11.x = 10.11.11 fail to properly validate user identity in the OpenID IsSameUser comparison logic, which allows an attacker to take over arbitrary user accounts via an overly permissive substring matching flaw in the user...

CVE-2026-27656

Mattermost versions 11.4.x = 11.4.0, 11.3.x = 11.3.1, 11.2.x = 11.2.3, 10.11.x = 10.11.11 fail to properly validate user identity in the OpenID IsSameUser comparison logic, which allows an attacker to take over arbitrary user accounts via an overly permissive substring matching flaw in the user...

PT-2026-27989

Mattermost versions 11.4.x = 11.4.0, 11.3.x = 11.3.1, 11.2.x = 11.2.3, 10.11.x = 10.11.11 fail to properly validate user identity in the OpenID IsSameUser comparison logic, which allows an attacker to take over arbitrary user accounts via an overly permissive substring matching flaw in the user...

GHSA-H7VR-CG25-JF8C StudioCMS: IDOR — Admin-to-Owner Account Takeover via Password Reset Link Generation

Summary The POST /studiocmsapi/dashboard/create-reset-link endpoint allows any authenticated user with admin privileges to generate a password reset token for any other user, including the owner account. The handler verifies that the caller is an admin but does not enforce role hierarchy, nor doe...

OpenProject 安全漏洞

OpenProject is an open-source web-based project management software. Versions of OpenProject prior to 17.2.0 had security vulnerabilities. These vulnerabilities stemmed from improper validation of user identities during the editing of project budgets, planning labor costs, and the front-end cost...

CVE-2026-1994

The s2Member plugin for WordPress is vulnerable to privilege escalation via account takeover in all versions up to, and including, 260127. This is due to the plugin not properly validating a user's identity prior to updating their password. This makes it possible for unauthenticated attackers to...

CVE-2026-1994 s2Member <= 260127 - Unauthenticated Privilege Escalation via Account Takeover

The s2Member plugin for WordPress is vulnerable to privilege escalation via account takeover in all versions up to, and including, 260127. This is due to the plugin not properly validating a user's identity prior to updating their password. This makes it possible for unauthenticated attackers to...

GHSA-W65C-FVP5-FVC5 Mattermost Plugin Zoom fail to validate user identity and post ownership in the {{/api/v1/askPMI}} endpoint

Mattermost versions 11.1.x = 11.1.2, 10.11.x = 10.11.9, 11.2.x = 11.2.1 and Mattermost Plugin Zoom versions =1.11.0 fail to validate user identity and post ownership in the /api/v1/askPMI endpoint which allows unauthorized users to start Zoom meetings as any user and overwrite arbitrary posts via...

CVE-2026-0998

Mattermost versions 11.1.x = 11.1.2, 10.11.x = 10.11.9, 11.2.x = 11.2.1 and Mattermost Plugin Zoom versions =1.11.0 fail to validate user identity and post ownership in the /api/v1/askPMI endpoint which allows unauthorized users to start Zoom meetings as any user and overwrite arbitrary posts via...

CVE-2026-0998

Mattermost versions 11.1.x = 11.1.2, 10.11.x = 10.11.9, 11.2.x = 11.2.1 and Mattermost Plugin Zoom versions =1.11.0 fail to validate user identity and post ownership in the /api/v1/askPMI endpoint which allows unauthorized users to start Zoom meetings as any user and overwrite arbitrary posts via...

PT-2026-8329

Name of the Vulnerable Software and Affected Versions Mattermost versions 11.1.x through 11.1.2 Mattermost versions 10.11.x through 10.11.9 Mattermost versions 11.2.x through 11.2.1 Mattermost Plugin Zoom versions through 1.11.0 Description The software does not properly validate user identity an...

CVE-2025-14996

The AS Password Field In Default Registration Form plugin for WordPress is vulnerable to privilege escalation via account takeover in all versions up to, and including, 2.0.0. This is due to the plugin not properly validating a user's identity prior to updating their password. This makes it...

VulnCheck KEV: CVE-2025-14998

The Branda plugin for WordPress is vulnerable to privilege escalation via account takeover in all versions up to, and including, 3.4.24. This is due to the plugin not properly validating a user's identity prior to updating their password. This makes it possible for unauthenticated attackers to...

GO-2025-4247 Mattermost GitHub Plugin Bot Identity Validation Bypass Allows Arbitrary GitHub Reaction Injection in github.com/mattermost/mattermost

Mattermost GitHub Plugin Bot Identity Validation Bypass Allows Arbitrary GitHub Reaction Injection in github.com/mattermost/mattermost. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. If this is causing...

CVE-2025-13352

Mattermost versions 10.11.x = 10.11.6 and Mattermost GitHub plugin versions =2.4.0 fail to validate plugin bot identity in reaction forwarding which allows attackers to hijack the GitHub reaction feature to make users add reactions to arbitrary GitHub objects via crafted notification posts...

EUVD-2025-203891

Mattermost GitHub Plugin Bot Identity Validation Bypass Allows Arbitrary GitHub Reaction Injection...

CVE-2025-5949

The Service Finder Bookings plugin for WordPress is vulnerable to privilege escalation via account takeover in all versions up to, and including, 6.0. This is due to the plugin not properly validating a user's identity prior to processing a password change request. This makes it possible for...

CVE-2025-6574

The Service Finder Bookings plugin for WordPress is vulnerable to privilege escalation via account takeover in all versions up to, and excluding, 6.1. This is due to the plugin not properly validating a user's identity prior to updating their details like email. This makes it possible for...