
Includes the security updates to mitigate the zero-day vulnerabilities (HAFNIUM) which were released earlier this month.Notable improvements, changes and fixes are The CU for Exchange 2019 contains 3 additional fixes which did not apply to Exchange 2016. They both contain the same 12 documented new fixes or improvements, as well as all previously released fixes and security updates for their respective Exchange version and the latest DST updates.

Cumulative Update 9 for Exchange 2019 is now available as well as Cumulative Update 20 for Exchange 2016.
