medium5.8
CVE-2025-31947
Mattermost Fails to Lockout LDAP Users After Repeated Login Failures
Impact
Mattermost versions 10.6.x <= 10.6.1, 10.5.x <= 10.5.2, 10.4.x <= 10.4.4, 9.11.x <= 9.11.11 fail to lockout LDAP users following repeated login failures, which allows attackers to lock external LDAP accounts through repeated login failures through Mattermost.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| go | github.com/mattermost/mattermost/server/v8 | >= 10.6.0, <= 10.6.1 | 10.6.2 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Mattermost | Mattermost Server | from 9.11.0 before 9.11.12 from 10.4.0 before 10.4.5 from 10.5.0 before 10.5.3 from 10.6.0 before 10.6.2 |