Publishing a workbook with a Web Data Connector data source name longer than 255 characters resulted in an error.
In Tableau Server, when using a published Other Databases (ODBC) data source, you couldn't add an aggregated measure to a view.
In Tableau Server, only an inactivity timer was used to check the lifetime of a user session, and the session's lifetime could be extended indefinitely. The session now expires based on an absolute timeout.
In Tableau Server, permissions for configuration files allowed unauthorized users access.