| Package | Affected versions | Patched versions |
|---|---|---|
| mattermost server | ≥ 10.0.0, < 10.0.2≥ 10.1.0, < 10.1.2≥ 9.11.0, < 9.11.4≥ 9.5.0, < 9.5.12 | 10.0.210.1.29.11.49.5.12 |
Mattermost versions 10.0.x <= 10.0.1, 10.1.x <= 10.1.1, 9.11.x <= 9.11.3, 9.5.x <= 9.5.11 fail to properly validate email addresses which allows an unauthenticated user to bypass email domain restrictions via carefully crafted input on email registration.
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