New Critical Security Update for Exchange Server
Microsoft has just released a critical out-of-band Security Update for all Exchange Server versions, referred to as the March 2021 Security Update for Exchange Server. It is highly recommended to apply this Security Update to all your Exchange Servers as soon as possible. Installing the Security Update To apply the new Security Update (KB5000871), the Exchange Servers need to be on the latest Cumulative Update (CU) or for Exchange 2010 Rollup Update (RU). The Security …