Cumulative Update 14 for Exchange Server 2019 (KB5035606)

Cumulative Update 14 for Exchange Server 2019 KB5035606 Important: This regularly scheduled cumulative update contains all the security fixes of the security updates in February and previous security updates. Cumulative Update 14 for Microsoft Exchange Server 2019 was released on February 13, 202...

Cumulative Update 21 for Exchange Server 2016 (KB5003611)

Cumulative Update 21 for Exchange Server 2016 KB5003611 Important: This regularly scheduled cumulative update contains all the security fixes of the security updates in June and other previous security updates.. Cumulative Update 21 for Microsoft Exchange Server 2016 was released on June 29, 2021...

Cumulative Update 10 for Exchange Server 2019 (KB5003612)

Cumulative Update 10 for Exchange Server 2019 KB5003612 Important: This regularly scheduled cumulative update contains all the security fixes of the security updates in June and other previous security updates.. Cumulative Update 10 for Microsoft Exchange Server 2019 was released on June 29, 2021...

February 9, 2021—KB4601357 (Security-only update)

February 9, 2021—KB4601357 Security-only update IMPORTANT Windows Server 2012 has reached the end of mainstream support and is now in extended support. Starting in July 2020, there will no longer be optional releases known as "C" or "D" releases for this operating system. Operating systems in...

February 9, 2021—KB4601366 (Security-only update)

February 9, 2021—KB4601366 Security-only update IMPORTANT Verify that you have installed the required updates listed in the How to get this update section before installing this update. Customers who have purchased the Extended Security Update ESU for on-premises versions of this OS must follow t...

Cumulative Update 18 for Exchange Server 2016

Cumulative Update 18 for Exchange Server 2016 Cumulative Update 18 for Microsoft Exchange Server 2016 was released on September 15, 2020. This cumulative update includes fixes for nonsecurity issues and all previously released fixes for security and nonsecurity issues. These fixes will also be...

February 9, 2021—KB4601347 (Monthly Rollup)

February 9, 2021—KB4601347 Monthly Rollup IMPORTANT Verify that you have installed the required updates listed in the How to get this update section before installing this update. Customers who have purchased the Extended Security Update ESU for on-premises versions of this OS must follow the...

February 9, 2021 - KB4601384 (Monthly Rollup)

February 9, 2021 - KB4601384 Monthly Rollup IMPORTANT Windows 8.1 and Windows Server 2012 R2 have reached the end of mainstream support and are now in extended support. Starting in July 2020, there will no longer be optional, non-security releases known as "C" releases for this operating system...

February 9, 2021—KB4601349 (Security-only update)

February 9, 2021—KB4601349 Security-only update IMPORTANT Windows 8.1 and Windows Server 2012 R2 have reached the end of mainstream support and are now in extended support. Starting in July 2020, there will no longer be optional, non-security releases known as "C" releases for this operating...

Cumulative Update 7 for Exchange Server 2019

Cumulative Update 7 for Exchange Server 2019 Cumulative Update 7 for Microsoft Exchange Server 2019 was released on September 15, 2020. This cumulative update is a security update. It includes fixes for nonsecurity issues and all previously released fixes for security and nonsecurity issues. Thes...

February 9, 2021—KB4601363 (Security-only update)

February 9, 2021—KB4601363 Security-only update IMPORTANT Verify that you have installed the required updates listed in the How to get this update section before installing this update.Customers who have purchased the Extended Security Update ESU for on-premises versions of this OS must follow th...

Cumulative Update 22 for Exchange Server 2013

Cumulative Update 22 for Exchange Server 2013 Cumulative Update 22 for Microsoft Exchange Server 2013 was released on February 12, 2019. This cumulative update is a security update. This cumulative update includes fixes for nonsecurity issues and all previously released fixes for security and...

Update Rollup 20 for Exchange Server 2010 Service Pack 3

Update Rollup 20 for Exchange Server 2010 Service Pack 3 Summary This update rollup is included in a security update. This security update resolves a vulnerability in Microsoft Exchange Outlook Web Access OWA. The vulnerability could allow elevation of privilege or spoofing in Microsoft Exchange...