Microsoft announced the release of the updates below for Exchange server 2007, 2010 and 2013.
Exchange Server 2013 Cumulative Update 7
UM Language Packs for Cumulative Update 7
Exchange Server 2010 SP3 Update Rollup 8
Exchange Server 2007 SP3 Update Rollup 15
Exchange Server 2013 Cumulative Update 7 includes updates to Active Directory schema and configuration.