medium4.3
CVE-2025-1472
Mattermost Fails to Properly Perform Viewer Role Authorization
Impact
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.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| go | github.com/mattermost/mattermost/server/v8 | >= 9.11.0, < 9.11.9 | 9.11.9 |
| go | github.com/mattermost/mattermost-server | >= 9.11.0, < 9.11.9 | 9.11.9 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Mattermost | Mattermost Server | from 9.11.0 before 9.11.9 |