Content Release: March 2026 Security Updates published 2026-03-10

Release Announcements Patch (Release Announcements)
1

Content in the Patches for Windows site has been released.

New:

  • MAJOR (ID:507873701) MS26-MAR: Cumulative Update for Microsoft server operating system version 2022 - Windows Server 2022 Datacenter Azure Edition - KB5078737 (x64)
  • MAJOR (ID:507873601) MS26-MAR: Hotpatch Update for Microsoft server operating system version 2025 - Windows Server 2025 - KB5078736 (x64)
  • MAJOR (ID:500283801) MS26-MAR: Security Update for Microsoft Office 2016 - Office 2016 - KB5002838
  • MAJOR (ID:500283803) MS26-MAR: Security Update for Microsoft Office 2016 - Office 2016 - KB5002838 (x64)
  • MAJOR (ID:500285001) MS26-MAR: Security Update for Microsoft SharePoint Enterprise Server 2016 - SharePoint Server 2016 - KB5002850 (x64)
  • MAJOR (ID:500285101) MS26-MAR: Security Update for Microsoft SharePoint Enterprise Server 2016 Language Pack - SharePoint Server 2016 - KB5002851 (x64)
  • MAJOR (ID:500284501) MS26-MAR: Security Update for Microsoft SharePoint Server 2019 Core - SharePoint Server 2019 - KB5002845 (x64)
  • MAJOR (ID:500284701) MS26-MAR: Security Update for Microsoft SharePoint Server 2019 Language Pack - SharePoint Server 2019 - KB5002847 (x64)
  • MAJOR (ID:500284301) MS26-MAR: Security Update for Microsoft SharePoint Server Subscription Edition - Microsoft SharePoint Server Subscription Edition - KB5002843 (x64)
  • MAJOR (ID:500284801) MS26-MAR: Security Update for Microsoft Word 2016 - Word 2016 - KB5002848
  • MAJOR (ID:500284803) MS26-MAR: Security Update for Microsoft Word 2016 - Word 2016 - KB5002848 (x64)
  • MAJOR (ID:507876601) MS26-MAR: Cumulative Update for Microsoft server operating system version 21H2 - Windows Server 2022 - KB5078766 (x64)
  • MAJOR (ID:507874001) MS26-MAR: Cumulative Update for Microsoft server operating system version 24H2 - Windows Server 2025 - KB5078740 (x64)
  • MAJOR (ID:507893801) MS26-MAR: Cumulative Update for Windows 10 Version 1607 - Windows 10 Version 1607 LTSB - KB5078938
  • MAJOR (ID:507893803) MS26-MAR: Cumulative Update for Windows 10 Version 1607 - Windows 10 Version 1607 LTSB - KB5078938 (x64)
  • MAJOR (ID:507875201) MS26-MAR: Cumulative Update for Windows 10 Version 1809 - Windows 10 Version 1809 LTSC - KB5078752
  • MAJOR (ID:507875203) MS26-MAR: Cumulative Update for Windows 10 Version 1809 - Windows 10 Version 1809 LTSC - KB5078752 (x64)
  • MAJOR (ID:507888501) MS26-MAR: Cumulative Update for Windows 10 Version 21H2 - Windows 10 Version 21H2 - KB5078885
  • MAJOR (ID:507888503) MS26-MAR: Cumulative Update for Windows 10 Version 21H2 - Windows 10 Version 21H2 - KB5078885 (x64)
  • MAJOR (ID:507888301) MS26-MAR: Cumulative Update for Windows 11 Version 23H2 - Windows 11 Version 23H2 - KB5078883 (x64)
  • MAJOR (ID:507888303) MS26-MAR: Cumulative Update for Windows 11 Version 23H2 for ARM64 - Windows 11 Version 23H2 - KB5078883 (arm64)
  • MAJOR (ID:507947305) MS26-MAR: Cumulative Update for Windows 11 Version 24H2 - Windows 11 Version 24H2 - KB5079473 (x64)
  • MAJOR (ID:507947307) MS26-MAR: Cumulative Update for Windows 11 Version 24H2 for ARM64 - Windows 11 Version 24H2 - KB5079473 (arm64)
  • MAJOR (ID:507947301) MS26-MAR: Cumulative Update for Windows 11, version 25H2 - Windows 11 Version 25H2 - KB5079473 (x64)
  • MAJOR (ID:507947303) MS26-MAR: Cumulative Update for Windows 11, version 25H2 for ARM64 - Windows 11 Version 25H2 - KB5079473 (arm64)
  • MAJOR (ID:507893805) MS26-MAR: Cumulative Update for Windows Server 2016 - Windows Server 2016 - KB5078938 (x64)
  • MAJOR (ID:507875205) MS26-MAR: Cumulative Update for Windows Server 2019 - Windows Server 2019 - KB5078752 (x64)
  • MAJOR (ID:507873401) MS26-MAR: Cumulative Update for Windows Server, version 23H2 - Windows Server version 23H2 - KB5078734 (x64)
  • MAJOR (ID:500284901) MS26-MAR: Security Update for Microsoft Excel 2016 - Excel 2016 - KB5002849
  • MAJOR (ID:500284903) MS26-MAR: Security Update for Microsoft Excel 2016 - Excel 2016 - KB5002849 (x64)
  • MAJOR (ID:500271803) MS26-MAR: Security Update for Microsoft Office 2016 - Office 2016 - KB5002718
  • MAJOR (ID:500271801) MS26-MAR: Security Update for Microsoft Office 2016 - Office 2016 - KB5002718 (x64)
  • MAJOR (ID:500284601) MS26-MAR: Security Update for Microsoft Office Online Server - Office Online Server - KB5002846 (x64)
  • MAJOR (ID:45763395) MS26-MAR: Security Update for Microsoft Visual Studio 2019 version 16.11.54 - KB4576339
  • MAJOR (ID:500736367) MS26-MAR: Security Update for Microsoft Visual Studio 2022 version 17.12.18 - KB5007364
  • MAJOR (ID:500736369) MS26-MAR: Security Update for Microsoft Visual Studio 2022 version 17.14.28 - KB5007364
  • MAJOR (ID:50725331) MS26-MAR: Security Update for Microsoft Visual Studio 2026 version 18.3.3 - KB5072533
  • MAJOR (ID:507747301) MS26-MAR: Security Update for SQL Server 2016 Service Pack 3 CU - SQL Server 2016 SP3 - KB5077473 (x64)
  • MAJOR (ID:507747401) MS26-MAR: Security Update for SQL Server 2016 Service Pack 3 GDR - SQL Server 2016 SP3 - KB5077474 (x64)
  • MAJOR (ID:507747101) MS26-MAR: Security Update for SQL Server 2017 RTM CU - SQL Server 2017 - KB5077471 (x64)
  • MAJOR (ID:507747201) MS26-MAR: Security Update for SQL Server 2017 RTM GDR - SQL Server 2017 - KB5077472 (x64)
  • MAJOR (ID:507746901) MS26-MAR: Security Update for SQL Server 2019 RTM CU - SQL Server 2019 - KB5077469 (x64)
  • MAJOR (ID:507747001) MS26-MAR: Security Update for SQL Server 2019 RTM GDR - SQL Server 2019 - KB5077470 (x64)
  • MAJOR (ID:507746401) MS26-MAR: Security Update for SQL Server 2022 RTM CU - SQL Server 2022 - KB5077464 (x64)
  • MAJOR (ID:507746501) MS26-MAR: Security Update for SQL Server 2022 RTM GDR - SQL Server 2022 - KB5077465 (x64)
  • MAJOR (ID:507746601) MS26-MAR: Security Update for SQL Server 2025 RTM CU - SQL Server 2025 - KB5077466 (x64)
  • MAJOR (ID:507746801) MS26-MAR: Security Update for SQL Server 2025 RTM GDR - SQL Server 2025 - KB5077468 (x64)

Superseded:

  • MAJOR (ID:507724105) 5077241: Cumulative Update Preview for Windows 11 Version 24H2 - Windows 11 Version 24H2 - KB5077241 (x64) (Superseded)
  • MAJOR (ID:507724107) 5077241: Cumulative Update Preview for Windows 11 Version 24H2 for ARM64 - Windows 11 Version 24H2 - KB5077241 (arm64) (Superseded)
  • MAJOR (ID:507724101) 5077241: Cumulative Update Preview for Windows 11, version 25H2 - Windows 11 Version 25H2 - KB5077241 (x64) (Superseded)
  • MAJOR (ID:507724103) 5077241: Cumulative Update Preview for Windows 11, version 25H2 for ARM64 - Windows 11 Version 25H2 - KB5077241 (arm64) (Superseded)
  • MAJOR (ID:508231401) 5082314: Cumulative Update for Microsoft server operating system version 21H2 - Windows Server 2022 - KB5082314 (x64) (Superseded)
  • MAJOR (ID:448443203) MS25-APR: Security Update for Microsoft Office 2016 - Office 2016 - KB4484432 (Superseded)
  • MAJOR (ID:448443201) MS25-APR: Security Update for Microsoft Office 2016 - Office 2016 - KB4484432 (x64) (Superseded)
  • MAJOR (ID:506840001) MS25-NOV: Security Update for SQL Server 2016 Service Pack 3 CU - SQL Server 2016 SP3 - KB5068400 (x64) (Superseded)
  • MAJOR (ID:506840101) MS25-NOV: Security Update for SQL Server 2016 Service Pack 3 GDR - SQL Server 2016 SP3 - KB5068401 (x64) (Superseded)
  • MAJOR (ID:506840201) MS25-NOV: Security Update for SQL Server 2017 RTM CU - SQL Server 2017 - KB5068402 (x64) (Superseded)
  • MAJOR (ID:506840301) MS25-NOV: Security Update for SQL Server 2017 RTM GDR - SQL Server 2017 - KB5068403 (x64) (Superseded)
  • MAJOR (ID:506840401) MS25-NOV: Security Update for SQL Server 2019 RTM CU - SQL Server 2019 - KB5068404 (x64) (Superseded)
  • MAJOR (ID:506840501) MS25-NOV: Security Update for SQL Server 2019 RTM GDR - SQL Server 2019 - KB5068405 (x64) (Superseded)
  • MAJOR (ID:506840701) MS25-NOV: Security Update for SQL Server 2022 RTM GDR - SQL Server 2022 - KB5068407 (x64) (Superseded)
  • MAJOR (ID:507594301) MS26-FEB: Cumulative Update for Microsoft server operating system version 2022 - Windows Server 2022 Datacenter Azure Edition - KB5075943 (x64) (Superseded)
  • MAJOR (ID:507590601) MS26-FEB: Cumulative Update for Microsoft server operating system version 21H2 - Windows Server 2022 - KB5075906 (x64) (Superseded)
  • MAJOR (ID:507589901) MS26-FEB: Cumulative Update for Microsoft server operating system version 24H2 - Windows Server 2025 - KB5075899 (x64) (Superseded)
  • MAJOR (ID:507599901) MS26-FEB: Cumulative Update for Windows 10 Version 1607 - Windows 10 Version 1607 LTSB - KB5075999 (Superseded)
  • MAJOR (ID:507599903) MS26-FEB: Cumulative Update for Windows 10 Version 1607 - Windows 10 Version 1607 LTSB - KB5075999 (x64) (Superseded)
  • MAJOR (ID:507590401) MS26-FEB: Cumulative Update for Windows 10 Version 1809 - Windows 10 Version 1809 LTSC - KB5075904 (Superseded)
  • MAJOR (ID:507590403) MS26-FEB: Cumulative Update for Windows 10 Version 1809 - Windows 10 Version 1809 LTSC - KB5075904 (x64) (Superseded)
  • MAJOR (ID:507591201) MS26-FEB: Cumulative Update for Windows 10 Version 21H2 - Windows 10 Version 21H2 - KB5075912 (Superseded)
  • MAJOR (ID:507591203) MS26-FEB: Cumulative Update for Windows 10 Version 21H2 - Windows 10 Version 21H2 - KB5075912 (x64) (Superseded)
  • MAJOR (ID:507594101) MS26-FEB: Cumulative Update for Windows 11 Version 23H2 - Windows 11 Version 23H2 - KB5075941 (x64) (Superseded)
  • MAJOR (ID:507594103) MS26-FEB: Cumulative Update for Windows 11 Version 23H2 for ARM64 - Windows 11 Version 23H2 - KB5075941 (arm64) (Superseded)
  • MAJOR (ID:507718105) MS26-FEB: Cumulative Update for Windows 11 Version 24H2 - Windows 11 Version 24H2 - KB5077181 (x64) (Superseded)
  • MAJOR (ID:507718107) MS26-FEB: Cumulative Update for Windows 11 Version 24H2 for ARM64 - Windows 11 Version 24H2 - KB5077181 (arm64) (Superseded)
  • MAJOR (ID:507718101) MS26-FEB: Cumulative Update for Windows 11, version 25H2 - Windows 11 Version 25H2 - KB5077181 (x64) (Superseded)
  • MAJOR (ID:507718103) MS26-FEB: Cumulative Update for Windows 11, version 25H2 for ARM64 - Windows 11 Version 25H2 - KB5077181 (arm64) (Superseded)
  • MAJOR (ID:507599905) MS26-FEB: Cumulative Update for Windows Server 2016 - Windows Server 2016 - KB5075999 (x64) (Superseded)
  • MAJOR (ID:507590405) MS26-FEB: Cumulative Update for Windows Server 2019 - Windows Server 2019 - KB5075904 (x64) (Superseded)
  • MAJOR (ID:507589701) MS26-FEB: Cumulative Update for Windows Server, version 23H2 - Windows Server version 23H2 - KB5075897 (x64) (Superseded)
  • MAJOR (ID:507594201) MS26-FEB: Hotpatch Update for Microsoft server operating system version 2025 - Windows Server 2025 - KB5075942 (x64) (Superseded)
  • MAJOR (ID:500283701) MS26-FEB: Security Update for Microsoft Excel 2016 - Excel 2016 - KB5002837 (Superseded)
  • MAJOR (ID:500283703) MS26-FEB: Security Update for Microsoft Excel 2016 - Excel 2016 - KB5002837 (x64) (Superseded)
  • MAJOR (ID:500283501) MS26-FEB: Security Update for Microsoft Office Online Server - Office Online Server - KB5002835 (x64) (Superseded)
  • MAJOR (ID:500284101) MS26-FEB: Security Update for Microsoft SharePoint Enterprise Server 2016 - SharePoint Server 2016 - KB5002841 (x64) (Superseded)
  • MAJOR (ID:500284001) MS26-FEB: Security Update for Microsoft SharePoint Enterprise Server 2016 Language Pack - SharePoint Server 2016 - KB5002840 (x64) (Superseded)
  • MAJOR (ID:500283401) MS26-FEB: Security Update for Microsoft SharePoint Server 2019 Core - SharePoint Server 2019 - KB5002834 (x64) (Superseded)
  • MAJOR (ID:500283601) MS26-FEB: Security Update for Microsoft SharePoint Server 2019 Language Pack - SharePoint Server 2019 - KB5002836 (x64) (Superseded)
  • MAJOR (ID:500283301) MS26-FEB: Security Update for Microsoft SharePoint Server Subscription Edition - Microsoft SharePoint Server Subscription Edition - KB5002833 (x64) (Superseded)
  • MAJOR (ID:500283901) MS26-FEB: Security Update for Microsoft Word 2016 - Word 2016 - KB5002839 (Superseded)
  • MAJOR (ID:500283903) MS26-FEB: Security Update for Microsoft Word 2016 - Word 2016 - KB5002839 (x64) (Superseded)
  • MAJOR (ID:507293601) MS26-JAN: Security Update for SQL Server 2022 RTM CU - SQL Server 2022 - KB5072936 (x64) (Superseded)
  • MAJOR (ID:507303101) MS26-JAN: Security Update for SQL Server 2022 RTM GDR - SQL Server 2022 - KB5073031 (x64) (Superseded)
  • MAJOR (ID:507317701) MS26-JAN: Security Update for SQL Server 2025 RTM GDR - SQL Server 2025 - KB5073177 (x64) (Superseded)

Reason for Update:

  • Microsoft released March security updates.

Additional Notes:

  • For content that includes associated CVEs, BigFix aligns the reported severity with the source severity published on the Microsoft Security Response Center (MSRC).

Actions to Take:
None

Published site version:
Patches for Windows, Version: 4686

Additional links:

Application Engineering Team
HCL BigFix

2

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