299,751
Total vulnerabilities in the database
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.
| Software | From | Fixed in |
|---|---|---|
github.com/mattermost/mattermost/server/v8
|
- | 8.0.0-20250822083415-01b95392a450 |
github.com/mattermost/mattermost-server
|
10.10.0 | 10.10.3 |
github.com/mattermost/mattermost-server
|
10.5.0 | 10.5.11 |
github.com/mattermost/mattermost-server
|
10.11.0 | 10.11.3 |