A vulnerability was found in Mattermost up to 8.1.8/9.2.4/9.3.0/9.4.1/9.5.0. It has been declared as critical. This vulnerability affects unknown code of the component Invite Guest Handler. The manipulation leads to improper access controls.
This vulnerability was named CVE-2024-1888. The attack can be initiated remotely. There is no exploit available.
It is recommended to upgrade the affected component.