Microsoft released the quarterly servicing update to Exchange Server 2013 – CU18, CU7 for Exchange Server 2016 and updated UM Language Packs.
You can read the full blog post at the Exchange Team Blog.
Exchange Server 2016 Cumulative Update 7 (KB4018115), Download, UM Lang Packs
Exchange Server 2013 Cumulative Update 18 (KB4022631), Download, UM Lang Packs