| Package | Affected versions | Patched versions |
|---|---|---|
| github.com/mattermost/mattermost-server | ≥ 10.5.0, < 10.5.8≥ 10.5.0+incompatible, < 10.5.8+incompatible≥ 9.11.0, < 9.11.17≥ 9.11.0+incompatible, < 9.11.17+incompatible | 10.5.810.5.8+incompatible9.11.179.11.17+incompatible |
| github.com/mattermost/mattermost-server/v5 | all versions | |
| github.com/mattermost/mattermost-server/v6 | all versions | |
| github.com/mattermost/mattermost/server/v8 | < 8.0.0-20250612074655-8f8612c63783 | 8.0.0-20250612074655-8f8612c63783 |
| mattermost server | ≥ 10.5.0, < 10.5.8≥ 9.11.0, < 9.11.17 | 10.5.89.11.17 |
Mattermost versions 10.5.x <= 10.5.7, 9.11.x <= 9.11.16 fail to negotiate a new token when accepting the invite which allows a user that intercepts both invite and password to send synchronization payloads to the server that originally created the invite via the REST API.
Running one of these products? Scan your site to see whether it exposes a vulnerable version.
Scan my site free