Vulnerabilities > Mattermost > Mattermost Server > Medium
| DATE | CVE | VULNERABILITY TITLE | RISK |
|---|---|---|---|
| 2023-10-09 | CVE-2023-5331 | Missing Authorization vulnerability in Mattermost Server Mattermost fails to properly check the creator of an attached file when adding the file to a draft post, potentially exposing unauthorized file information. | 5.3 |
| 2023-10-09 | CVE-2023-5333 | Unspecified vulnerability in Mattermost Server Mattermost fails to deduplicate input IDs allowing a simple user to cause the application to consume excessive resources and possibly crash by sending a specially crafted request to /api/v4/users/ids with multiple identical IDs. | 6.5 |
| 2023-07-17 | CVE-2023-3577 | Server-Side Request Forgery (SSRF) vulnerability in Mattermost Server Mattermost fails to properly restrict requests to localhost/intranet during the interactive dialog, which could allow an attacker to perform a limited blind SSRF. | 4.3 |
| 2023-07-17 | CVE-2023-3582 | Incorrect Authorization vulnerability in Mattermost Server Mattermost fails to verify channel membership when linking a board to a channel allowing a low-privileged authenticated user to link a Board to a private channel they don't have access to, | 4.3 |
| 2023-07-17 | CVE-2023-3585 | Resource Exhaustion vulnerability in Mattermost Server Mattermost Boards fail to properly validate a board link, allowing an attacker to crash a channel by posting a specially crafted boards link. | 4.3 |
| 2023-07-17 | CVE-2023-3586 | Incorrect Authorization vulnerability in Mattermost Server Mattermost fails to disable public Boards after the "Enable Publicly-Shared Boards" configuration option is disabled, resulting in previously-shared public Boards to remain accessible. | 5.4 |
| 2023-07-17 | CVE-2023-3593 | Unspecified vulnerability in Mattermost Server Mattermost fails to properly validate markdown, allowing an attacker to crash the server via a specially crafted markdown input. | 6.5 |
| 2023-04-25 | CVE-2023-2281 | Unspecified vulnerability in Mattermost Server When archiving a team, Mattermost fails to sanitize the related Websocket event sent to currently connected clients. | 4.3 |
| 2023-03-31 | CVE-2023-1774 | Missing Authorization vulnerability in Mattermost Server When processing an email invite to a private channel on a team, Mattermost fails to validate the inviter's permission to that channel, allowing an attacker to invite themselves to a private channel. | 5.4 |
| 2023-03-31 | CVE-2023-1775 | Exposure of Resource to Wrong Sphere vulnerability in Mattermost Server When running in a High Availability configuration, Mattermost fails to sanitize some of the user_updated and post_deleted events broadcast to all users, leading to disclosure of sensitive information to some of the users with currently connected Websocket clients. | 6.5 |