Mattermost versions 9.5.x < 9.5.3, 9.6.x < 9.6.1, 8.1.x < 8.1.12 fail to enforce proper access controls for channel and team membership when linking a playbook run to a channel which allows members to link their runs to private channels they were not members of.
Publication date: Sun, 26 May 2024 14:15:00 +0000