Several changes were applied to improve security. See ADV-2017-11 through ADV-2017-15 in Security Bulletins for more details.
Product release and download
Tableau Server 9.0.23
We recommend using the newest maintenance release of this version, 9.0.25, which contains additional fixes.
Release date
Wed, June 21, 2017
Product support
Release Notes for Tableau 9.0.23
Note: Tableau Desktop customers in environments with Product Updates enabled will be prompted to upgrade a few days after a maintenance release is made available. For more information, see the Tableau Knowledge Base.