Total vulnerabilities in the database
Mattermost versions 9.10.x <= 9.10.2, 9.11.x <= 9.11.1, 9.5.x <= 9.5.9 and 10.0.x <= 10.0.0 fail to properly authorize the requests to /api/v4/channels which allows a User or System Manager, with "Read Groups" permission but with no access for channels to retrieve details about private channels that they were not a member of by sending a request to /api/v4/channels.
| Software | From | Fixed in |
|---|---|---|
| mattermost / mattermost_server | 10.0.0 | 10.0.0.x |
| mattermost / mattermost_server | 10.0.0-rc1 | 10.0.0-rc1.x |
| mattermost / mattermost_server | 10.0.0-rc2 | 10.0.0-rc2.x |
| mattermost / mattermost_server | 10.0.0-rc3 | 10.0.0-rc3.x |
| mattermost / mattermost_server | 10.0.0-rc4 | 10.0.0-rc4.x |
| mattermost / mattermost_server | 9.11.0 | 9.11.2 |
| mattermost / mattermost_server | 9.10.0 | 9.10.3 |
| mattermost / mattermost_server | 9.5.0 | 9.5.10 |