Filtered by vendor Mattermost
Subscriptions
Filtered by product Mattermost Server
Subscriptions
Total
330 CVE
| CVE | Vendors | Products | Updated | CVSS v3.1 |
|---|---|---|---|---|
| CVE-2025-55074 | 1 Mattermost | 2 Mattermost, Mattermost Server | 2025-11-25 | 3 Low |
| Mattermost versions 10.11.x <= 10.11.3, 10.5.x <= 10.5.11 fail to enforce access permissions on the Agents plugin which allows other users to determine when users had read channels via channel member objects | ||||
| CVE-2025-55073 | 1 Mattermost | 2 Mattermost, Mattermost Server | 2025-11-19 | 5.4 Medium |
| Mattermost versions 10.11.x <= 10.11.3, 10.5.x <= 10.5.11, 10.12.x <= 10.12.0 fail to validate the relationship between the post being updated and the MSTeams plugin OAuth flow which allows an attacker to edit arbitrary posts via a crafted MSTeams plugin OAuth redirect URL. | ||||
| CVE-2025-11794 | 1 Mattermost | 2 Mattermost, Mattermost Server | 2025-11-19 | 4.9 Medium |
| Mattermost versions 10.11.x <= 10.11.3, 10.5.x <= 10.5.11, 10.12.x <= 10.12.0 fail to sanitize user data which allows system administrators to access password hashes and MFA secrets via the POST /api/v4/users/{user_id}/email/verify/member endpoint | ||||
| CVE-2025-11777 | 1 Mattermost | 2 Mattermost, Mattermost Server | 2025-11-17 | 3.1 Low |
| Mattermost versions 10.11.x <= 10.11.3, 10.5.x <= 10.5.11 fail to properly validate team membership permissions in the Add Channel Member API which allows users from one team to access user metadata and channel membership information from other teams via the API endpoint | ||||
| CVE-2025-11776 | 1 Mattermost | 2 Mattermost, Mattermost Server | 2025-11-17 | 4.3 Medium |
| Mattermost versions <11 fail to properly restrict access to archived channel search API which allows guest users to discover archived public channels via the `/api/v4/teams/{team_id}/channels/search_archived` endpoint | ||||
| CVE-2025-41436 | 1 Mattermost | 2 Mattermost, Mattermost Server | 2025-11-17 | 3.1 Low |
| Mattermost versions <11.0 fail to properly enforce the "Allow users to view archived channels" setting which allows regular users to access archived channel content and files via the "Open in Channel" functionality from followed threads | ||||
| CVE-2025-55070 | 1 Mattermost | 2 Mattermost, Mattermost Server | 2025-11-17 | 6.5 Medium |
| Mattermost versions <11 fail to enforce multi-factor authentication on WebSocket connections which allows unauthenticated users to access sensitive information via WebSocket events | ||||
| CVE-2025-47700 | 1 Mattermost | 3 Mattermost, Mattermost Server, Server | 2025-10-29 | 3.5 Low |
| Mattermost Server versions 10.5.x <= 10.5.9 utilizing the Agents plugin fail to reject empty request bodies which allows users to trick users into clicking malicious links via post actions | ||||
| CVE-2025-41443 | 1 Mattermost | 2 Mattermost, Mattermost Server | 2025-10-29 | 4.3 Medium |
| Mattermost versions 10.5.x <= 10.5.12, 10.11.x <= 10.11.2 fail to properly validate guest user permissions when accessing channel information which allows guest users to discover active public channels and their metadata via the `/api/v4/teams/{team_id}/channels/ids` endpoint | ||||
| CVE-2025-58073 | 1 Mattermost | 2 Mattermost, Mattermost Server | 2025-10-22 | 8.1 High |
| Mattermost versions 10.11.x <= 10.11.1, 10.10.x <= 10.10.2, 10.5.x <= 10.5.10 fail to verify a user has permission to join a Mattermost team using the original invite token which allows any attacked to join any team on a Mattermost server regardless of restrictions via manipulating the OAuth state. | ||||
| CVE-2025-58075 | 1 Mattermost | 2 Mattermost, Mattermost Server | 2025-10-22 | 8.1 High |
| Mattermost versions 10.11.x <= 10.11.1, 10.10.x <= 10.10.2, 10.5.x <= 10.5.10 fail to verify a user has permission to join a Mattermost team using the original invite token which allows any attacked to join any team on a Mattermost server regardless of restrictions via manipulating the RelayState | ||||
| CVE-2025-10545 | 1 Mattermost | 2 Mattermost, Mattermost Server | 2025-10-21 | 3.1 Low |
| Mattermost versions 10.5.x <= 10.5.10, 10.11.x <= 10.11.2 fail to properly validate guest user permissions when adding channel members which allows guest users to add any team members to their private channels via the `/api/v4/channels/{channel_id}/members` endpoint | ||||
| CVE-2025-41410 | 1 Mattermost | 2 Mattermost, Mattermost Server | 2025-10-21 | 5.4 Medium |
| Mattermost versions 10.10.x <= 10.10.2, 10.5.x <= 10.5.10, 10.11.x <= 10.11.2 fail to validate email ownership during Slack import process which allows attackers to create verified user accounts with arbitrary email domains via malicious Slack import data to bypass email-based team access restrictions | ||||
| CVE-2025-54499 | 1 Mattermost | 2 Mattermost, Mattermost Server | 2025-10-21 | 3.1 Low |
| Mattermost versions 10.5.x <= 10.5.10, 10.11.x <= 10.11.2 fail to use constant-time comparison for sensitive string comparisons which allows attackers to exploit timing oracles to perform byte-by-byte brute force attacks via response time analysis on Cloud API keys and OAuth client secrets | ||||
| CVE-2025-3230 | 1 Mattermost | 2 Mattermost, Mattermost Server | 2025-10-15 | 5.4 Medium |
| Mattermost versions 10.7.x <= 10.7.0, 10.6.x <= 10.6.2, 10.5.x <= 10.5.3, 9.11.x <= 9.11.12 fails to properly invalidate personal access tokens upon user deactivation, allowing deactivated users to maintain full system access by exploiting access token validation flaws via continued usage of previously issued tokens. | ||||
| CVE-2025-2571 | 1 Mattermost | 2 Mattermost, Mattermost Server | 2025-10-15 | 4.2 Medium |
| Mattermost versions 10.7.x <= 10.7.0, 10.6.x <= 10.6.2, 10.5.x <= 10.5.3, 9.11.x <= 9.11.12 fail to clear Google OAuth credentials when converting user accounts to bot accounts, allowing attackers to gain unauthorized access to bot accounts via the Google OAuth signup flow. | ||||
| CVE-2025-1792 | 1 Mattermost | 2 Mattermost, Mattermost Server | 2025-10-15 | 3.1 Low |
| Mattermost versions 10.7.x <= 10.7.0, 10.5.x <= 10.5.3, 9.11.x <= 9.11.12 fail to properly enforce access controls for guest users accessing channel member information, allowing authenticated guest users to view metadata about members of public channels via the channel members API endpoint. | ||||
| CVE-2024-48872 | 1 Mattermost | 2 Mattermost, Mattermost Server | 2025-10-15 | 4.8 Medium |
| Mattermost versions 10.1.x <= 10.1.2, 10.0.x <= 10.0.2, 9.11.x <= 9.11.4, and 9.5.x <= 9.5.12 fail to prevent concurrently checking and updating the failed login attempts. which allows an attacker to bypass of "Max failed attempts" restriction and send a big number of login attempts before being blocked via simultaneously sending multiple login requests | ||||
| CVE-2025-6227 | 1 Mattermost | 2 Mattermost, Mattermost Server | 2025-10-14 | 2.2 Low |
| Mattermost versions 10.5.x <= 10.5.7, 9.11.x <= 9.11.16 fail to negotiate a new token when accepting the invite which allows a user that intercepts both invite and password to send synchronization payloads to the server that originally created the invite via the REST API. | ||||
| CVE-2025-31947 | 1 Mattermost | 2 Mattermost, Mattermost Server | 2025-10-06 | 5.8 Medium |
| Mattermost versions 10.6.x <= 10.6.1, 10.5.x <= 10.5.2, 10.4.x <= 10.4.4, 9.11.x <= 9.11.11 fail to lockout LDAP users following repeated login failures, which allows attackers to lock external LDAP accounts through repeated login failures through Mattermost. | ||||