Total vulnerabilities in the database
Mattermost fails to properly validate the length of the emoji value in the custom user status, allowing an attacker to send multiple times a very long string as an emoji value causing high resource consumption and possibly crashing the server.
Software | From | Fixed in |
---|---|---|
![]() |
9.3.0 | 9.3.1 |
![]() |
9.2.0 | 9.2.5 |
![]() |
- | 8.1.9 |
mattermost / mattermost_server | 9.2.0 | 9.2.4 |
mattermost / mattermost_server | - | 8.1.8 |
mattermost / mattermost_server | 9.0.0 | 9.1.5 |