| Package | Affected versions | Patched versions |
|---|---|---|
| github.com/mattermost/mattermost-server | ≥ 9.10.0+incompatible, < 9.10.1+incompatible≥ 9.5.0+incompatible, < 9.5.8+incompatible≥ 9.8.0+incompatible, < 9.8.3+incompatible≥ 9.9.0+incompatible, < 9.9.2+incompatible | 9.10.1+incompatible9.5.8+incompatible9.8.3+incompatible9.9.2+incompatible |
| github.com/mattermost/mattermost-server/v5 | all versions | |
| github.com/mattermost/mattermost-server/v6 | all versions | |
| github.com/mattermost/mattermost/server/v8 | ≥ 9.10.0, < 9.10.1≥ 9.5.0, < 9.5.8≥ 9.8.0, < 9.8.3≥ 9.9.0, < 9.9.2all versions | 9.10.19.5.89.8.39.9.2 |
| mattermost | ≥ 9.10.0, < 9.10.1≥ 9.5.0, < 9.5.8≥ 9.8.0, < 9.8.3≥ 9.9.0, < 9.9.2 | 9.10.19.5.89.8.39.9.2 |
Mattermost versions 9.9.x <= 9.9.1, 9.5.x <= 9.5.7, 9.10.x <= 9.10.0 and 9.8.x <= 9.8.2 fail to restrict which roles can promote a user as system admin which allows a System Role with edit access to the permissions section of system console to update their role (e.g. member) to include the manage_system permission, effectively becoming a System Admin.
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