Total vulnerabilities in the database
Mattermost versions 8.1.x before 8.1.10, 9.2.x before 9.2.6, 9.3.x before 9.3.2, and 9.4.x before 9.4.3 fail to limit the number of @-mentions processed per message, allowing an authenticated attacker to crash the client applications of other users via large, crafted messages.
| Software | From | Fixed in |
|---|---|---|
| mattermost / mattermost_server | 8.1.0 | 8.1.10 |
| mattermost / mattermost_server | 9.4.0 | 9.4.3 |
| mattermost / mattermost_server | 9.3.0 | 9.3.2 |
| mattermost / mattermost_server | 9.2.0 | 9.2.6 |