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CVE-2025-4128
Good to know:
Date: June 11, 2025
Mattermost versions 10.5.x <= 10.5.4, 9.11.x <= 9.11.13 fail to properly restrict API access to team information, allowing guest users to bypass permissions and view information about public teams they are not members of via a direct API call to /api/v4/teams/{team_id}.
Severity Score
Related Resources (7)
Severity Score
Weakness Type (CWE)
Incorrect Authorization
CWE-863Top Fix
Upgrade Version
Upgrade to version github.com/mattermost/mattermost/server/v8 - v8.0.0-20250422131222-701ddc896a10;github.com/mattermost/mattermost-server - v10.5.5;github.com/mattermost/mattermost-server - v9.11.14;https://github.com/mattermost/mattermost.git - v9.11.14;https://github.com/mattermost/mattermost.git - v10.5.5
CVSS v3.1
| Base Score: |
|
|---|---|
| Attack Vector (AV): | NETWORK |
| Attack Complexity (AC): | HIGH |
| Privileges Required (PR): | LOW |
| User Interaction (UI): | NONE |
| Scope (S): | UNCHANGED |
| Confidentiality (C): | LOW |
| Integrity (I): | NONE |
| Availability (A): | NONE |