CVE-2025-6227
published 2025-07-18CVE-2025-6227: 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…
low3.1CVSS 3.1
AVNACHPRLUINSUCNILAN
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.
Affected
9 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| github.com | mattermost_mattermost-server | >= 10.5.0 < 10.5.8 | 10.5.8 |
| github.com | mattermost_mattermost-server | >= 10.5.0+incompatible < 10.5.8+incompatible | 10.5.8+incompatible |
| github.com | mattermost_mattermost-server | >= 9.11.0 < 9.11.17 | 9.11.17 |
| github.com | mattermost_mattermost-server | >= 9.11.0+incompatible < 9.11.17+incompatible | 9.11.17+incompatible |
| github.com | mattermost_mattermost_server_v8 | >= 0 < 8.0.0-20250612074655-8f8612c63783 | 8.0.0-20250612074655-8f8612c63783 |
| mattermost | mattermost | 10.5.0 – 10.5.7 | — |
| mattermost | mattermost | 9.11.0 – 9.11.16 | — |
| mattermost | mattermost_server | >= 10.5.0 < 10.5.8 | 10.5.8 |
| mattermost | mattermost_server | >= 9.11.0 < 9.11.17 | 9.11.17 |