64 matches found
CVE-2026-2463
CVE-2026-2463 affects Mattermost up to versions 11.3.0, 11.2.2, and 10.11.10. The issue arises because invite IDs are not properly filtered by user permissions during team creation, allowing regular users to bypass access controls and register unauthorized accounts via leaked invite IDs. The vuln...
CVE-2026-2463 Unauthorized access to invite ID during team creation
Mattermost versions 11.3.x = 11.3.0, 11.2.x = 11.2.2, 10.11.x = 10.11.10 fail to filter invite IDs based on user permissions, which allows regular users to bypass access control restrictions and register unauthorized accounts via leaked invite IDs during team creation.. Mattermost Advisory ID:...
CVE-2026-2463: Missing Authorization
Mattermost versions 11.3.x = 11.3.0, 11.2.x = 11.2.2, 10.11.x = 10.11.10 fail to filter invite IDs based on user permissions, which allows regular users to bypass access control restrictions and register unauthorized accounts via leaked invite IDs during team creation.. Mattermost Advisory ID:...
Mattermost 安全漏洞
Mattermost is an open-source collaboration platform developed by the American company Mattermost. Versions of Mattermost such as 11.3.0 and earlier 11.3.x series, 11.2.2 and earlier 11.2.x series, as well as 10.11.10 and earlier 10.11.x series, have security vulnerabilities. These vulnerabilities...
PT-2026-25679
Name of the Vulnerable Software and Affected Versions Mattermost versions 10.11.0 through 10.11.10 Mattermost versions 11.2.0 through 11.2.2 Mattermost versions 11.3.0 Description Mattermost does not properly filter invite IDs based on user permissions. This allows regular users to bypass access...
CVE-2017-18919
An issue was discovered in Mattermost Server before 3.7.0 and 3.6.3. Attackers can use the API for unauthenticated team creation...
SUSE CVE-2025-12419
Mattermost versions 10.12.x = 10.12.1, 10.11.x = 10.11.4, 10.5.x = 10.5.12, 11.0.x = 11.0.3 fail to properly validate OAuth state tokens during OpenID Connect authentication which allows an authenticated attacker with team creation privileges to take over a user account via manipulation of...
CVE-2025-12419
Mattermost versions 10.12.x = 10.12.1, 10.11.x = 10.11.4, 10.5.x = 10.5.12, 11.0.x = 11.0.3 fail to properly validate OAuth state tokens during OpenID Connect authentication which allows an authenticated attacker with team creation privileges to take over a user account via manipulation of...
Vulnerabilities fixed in Mattermost
Mattermost has fixed vulnerabilities in versions 11.0.x through 11.0.3, 10.12.x through 10.12.1, 10.11.x through 10.11.4 and 10.5.x through 10.5.12. The vulnerabilities allow an authenticated attacker to take over an account via a carefully crafted email address during the authentication process...
EUVD-2025-199827
Mattermost versions 10.12.x = 10.12.1, 10.11.x = 10.11.4, 10.5.x = 10.5.12, 11.0.x = 11.0.3 fail to properly validate OAuth state tokens during OpenID Connect authentication which allows an authenticated attacker with team creation privileges to take over a user account via manipulation of...
GHSA-3X39-62H4-F8J6 Mattermost fails to properly validate OAuth state tokens during OpenID Connect authentication
Mattermost versions 10.12.x = 10.12.1, 10.11.x = 10.11.4, 10.5.x = 10.5.12, 11.0.x = 11.0.3 fail to properly validate OAuth state tokens during OpenID Connect authentication which allows an authenticated attacker with team creation privileges to take over a user account via manipulation of...
CVE-2025-12419
Mattermost versions 10.12.x = 10.12.1, 10.11.x = 10.11.4, 10.5.x = 10.5.12, 11.0.x = 11.0.3 fail to properly validate OAuth state tokens during OpenID Connect authentication which allows an authenticated attacker with team creation privileges to take over a user account via manipulation of...
CVE-2025-12419 Account takeover on OAuth/OpenID-enabled servers
Mattermost versions 10.12.x = 10.12.1, 10.11.x = 10.11.4, 10.5.x = 10.5.12, 11.0.x = 11.0.3 fail to properly validate OAuth state tokens during OpenID Connect authentication which allows an authenticated attacker with team creation privileges to take over a user account via manipulation of...
EUVD-2023-44234
Malicious code in bioql PyPI...
PT-2024-21052 · Elabftw · Elabftw
Name of the Vulnerable Software and Affected Versions: eLabFTW versions prior to 5.1.0 Description: The issue allows a regular user to become an administrator of a team where they are a member, under a reasonable configuration. In versions subsequent to v5.0.0, it may also allow an initially...
Mattermost Server Authorization Issues Vulnerability
Mattermost Server is the United States Mattermost company's set of open source messaging platform. A security vulnerability exists in Mattermost Server versions prior to 3.7.0 and 3.6.3. An attacker can exploit this vulnerability by using the API to create teams without authentication...
CVE-2017-18919
An issue was discovered in Mattermost Server before 3.7.0 and 3.6.3. Attackers can use the API for unauthenticated team creation...
CVE-2017-18919
An issue was discovered in Mattermost Server before 3.7.0 and 3.6.3. Attackers can use the API for unauthenticated team creation...
