A vulnerability classified as critical has been found in Mattermost up to 7.8.12/8.1.3/9.0.1/9.1.0. Affected is an unknown function of the file /plugins/focalboard/api/v2/users. The manipulation leads to improper access controls.

This vulnerability is traded as CVE-2023-6202. It is possible to launch the attack remotely. There is no exploit available.

It is recommended to upgrade the affected component.