When running in a High Availability configuration, Mattermost fails to sanitize some of the userupdated and postdeleted events broadcast to all users, leading to disclosure of sensitive information to some of the users with currently connected Websocket clients.
{ "cpes": [ "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*", "cpe:2.3:a:mattermost:mattermost_server:7.7.1:*:*:*:*:*:*:*" ], "severity": "Medium" }