Vulnerabilities > Mattermost
| DATE | CVE | VULNERABILITY TITLE | RISK |
|---|---|---|---|
| 2023-08-25 | CVE-2023-4478 | Injection vulnerability in Mattermost Server Mattermost fails to restrict which parameters' values it takes from the request during signup allowing an attacker to register users as inactive, thus blocking them from later accessing Mattermost without the system admin activating their accounts. | 8.2 |
| 2023-08-11 | CVE-2023-4105 | Missing Authorization vulnerability in Mattermost Mattermost fails to delete the attachments when deleting a message in a thread allowing a simple user to still be able to access and download the attachment of a deleted message | 4.3 |
| 2023-08-11 | CVE-2023-4106 | Missing Authorization vulnerability in Mattermost Mattermost fails to check if the requesting user is a guest before performing different actions to public playbooks, resulting a guest being able to view, join, edit, export and archive public playbooks. | 6.5 |
| 2023-08-11 | CVE-2023-4107 | Incorrect Authorization vulnerability in Mattermost Mattermost fails to properly validate the requesting user permissions when updating a system admin, allowing a user manager to update a system admin's details such as email, first name and last name. | 6.5 |
| 2023-08-11 | CVE-2023-4108 | Information Exposure Through Log Files vulnerability in Mattermost Mattermost fails to sanitize post metadata during audit logging resulting in permalinks contents being logged | 7.5 |
| 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-2023-3581 | Origin Validation Error vulnerability in Mattermost Server Mattermost fails to properly validate the origin of a websocket connection allowing a MITM attacker on Mattermost to access the websocket APIs. | 8.1 |
| 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-2023-3584 | Incorrect Authorization vulnerability in Mattermost Server Mattermost fails to properly check the authorization of POST /api/v4/teams when passing a team override scheme ID in the request, allowing an authenticated attacker with knowledge of a Team Override Scheme ID to create a new team with said team override scheme. | 3.1 |
| 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 |