Mattermost versions 9.11.x <= 9.11.8 fail to properly perform authorization of the Viewer role which allows an attacker with the Viewer role configured with No Access to Reporting to still view team and site statistics.
| Package (Ecosystem) | Introduced | Fixed | Limit |
|---|---|---|---|
| github.com/mattermost/mattermost/server/v8(Go) | 9.11.0 | 9.11.9 | N/A |
| github.com/mattermost/mattermost-server(Go) | 9.11.0 | 9.11.9 | N/A |
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