Patch Tuesday Updates: March 2026

Patch Tuesday Updates: March 2026

Good day, everyone!

Here's a list of the updates released in this month's Patch Tuesday.

New OS Security Updates:
  • 43565 - 2026-03 Security Monthly Quality Rollup for Windows Server 2012 R2 for x64-based Systems (KB5078774) (ESU)
  • 43566 - 2026-03 Security Monthly Quality Rollup for Windows Server 2012 for x64-based Systems (KB5078775) (ESU)
  • 43567 - 2026-03 Cumulative Security Update for Internet Explorer 11 for Windows Server 2012 for x64-based systems (KB5078738) (ESU)
  • 43568 - 2026-03 Cumulative Security Update for Internet Explorer 11 for Windows Server 2012 R2 for x64-based systems (KB5078738) (ESU)
  • 43569 - 2026-03 Servicing Stack Update for Windows Server 2012 R2 for x64-based Systems (KB5079233) (ESU)
  • 43570 - 2026-03 Servicing Stack Update for Windows Server 2012 for x64-based Systems (KB5079234) (ESU)
  • 43571 - 2026-03 Cumulative Update for Microsoft server operating system version 21H2 for x64-based Systems (KB5078766)
  • 43572 - 2026-03 Cumulative Update for Microsoft server operating system version 23H2 for x64-based Systems (KB5078734)
  • 43573 - 2026-03 Cumulative Update for Microsoft server operating system version 24H2 for x64-based Systems (KB5078740) (26100.32522)
  • 43574 - 2026-03 Cumulative Update for Windows Server 2016 for x64-based Systems (KB5078938)
  • 43575 - 2026-03 Cumulative Update for Windows 10 Version 1607 for x64-based Systems (KB5078938)
  • 43576 - 2026-03 Cumulative Update for Windows 10 Version 1607 for x86-based Systems (KB5078938)
  • 43577 - 2026-03 Cumulative Update for Windows 10 Version 1809 for x86-based Systems (KB5078752)
  • 43578 - 2026-03 Cumulative Update for Windows Server 2019 for x64-based Systems (KB5078752)
  • 43579 - 2026-03 Cumulative Update for Windows 10 Version 1809 for x64-based Systems (KB5078752)
  • 43580 - 2026-03 Cumulative Update for Windows 10 Version 21H2 for x86-based Systems (KB5078885)
  • 43581 - 2026-03 Cumulative Update for Windows 10 Version 22H2 for x86-based Systems (KB5078885) (ESU)
  • 43582 - 2026-03 Cumulative Update for Windows 10 Version 21H2 for x64-based Systems (KB5078885)
  • 43583 - 2026-03 Cumulative Update for Windows 10 Version 22H2 for x64-based Systems (KB5078885) (ESU)
  • 43584 - 2026-03 Cumulative Update for Windows 11 Version 23H2 for arm64-based Systems (KB5078883)
  • 43585 - 2026-03 Cumulative Update for Windows 11 Version 23H2 for x64-based Systems (KB5078883)
  • 43586 - 2026-03 Cumulative Update for Windows 11, version 25H2 for x64-based Systems (KB5079473) (26200.8037)
  • 43587 - 2026-03 Cumulative Update for Windows 11 Version 24H2 for arm64-based Systems (KB5079473) (26100.8037)
  • 43588 - 2026-03 Cumulative Update for Windows 11, version 25H2 for arm64-based Systems (KB5079473) (26200.8037)
  • 43589 - 2026-03 Cumulative Update for Windows 11 Version 24H2 for x64-based Systems (KB5079473) (26100.8037)
  • 43590 - 2026-03 Cumulative Update for Windows 11, Version 26H1 for arm64-based Systems (KB5079466) (28000.1719)
  • 43591 - 2026-03 Cumulative Update for Windows 11, Version 26H1 for x64-based Systems (KB5079466) (28000.1719)
  • 43592 - Update for .NET Hosting (10.0.4) (KB5081276) (CVE-2026-26127)
  • 43593 - Update for AspNet Core (x64) (10.0.4) (KB5081276) (CVE-2026-26127)
  • 43594 - Update for AspNet Core (x86) (10.0.4) (KB5081276) (CVE-2026-26127)
  • 43595 - Update for .NET Desktop Runtime (x64) (10.0.4) (KB5081276) (CVE-2026-26127)
  • 43596 - Update for .NET Desktop Runtime (x86) (10.0.4) (KB5081276) (CVE-2026-26127)
  • 43597 - Update for .NET Runtime (x64) (10.0.4) (KB5081276) (CVE-2026-26127)
  • 43598 - Update for .NET Runtime (x86) (10.0.4) (KB5081276) (CVE-2026-26127)
  • 43599 - Update for .NET SDK (x64) (10.0.200) (KB5081276) (CVE-2026-26127)
  • 43600 - Update for .NET SDK (x86) (10.0.200) (KB5081276) (CVE-2026-26127)
  • 43601 - Update for .NET SDK (x64) (10.0.104) (KB5081276) (CVE-2026-26127)
  • 43602 - Update for .NET SDK (x86) (10.0.104) (KB5081276) (CVE-2026-26127)
  • 43603 - Update for .NET Hosting (8.0.25) (KB5081277)
  • 43604 - Update for AspNet Core (x64) (8.0.25) (KB5081277)
  • 43605 - Update for AspNet Core (x86) (8.0.25) (KB5081277)
  • 43606 - Update for .NET Desktop Runtime (x64) (8.0.25) (KB5081277)
  • 43607 - Update for .NET Desktop Runtime (x86) (8.0.25) (KB5081277)
  • 43608 - Update for .NET Runtime (x64) (8.0.25) (KB5081277)
  • 43609 - Update for .NET Runtime (x86) (8.0.25) (KB5081277)
  • 43610 - Update for .NET SDK (x64) (8.0.419) (KB5081277)
  • 43611 - Update for .NET SDK (x86) (8.0.419) (KB5081277)
  • 43612 - Update for .NET SDK (x64) (8.0.125) (KB5081277)
  • 43613 - Update for .NET SDK (x86) (8.0.125) (KB5081277)
  • 43614 - Update for .NET Hosting (9.0.14) (KB5081278) (CVE-2026-26127)
  • 43615 - Update for AspNet Core (x64) (9.0.14) (KB5081278) (CVE-2026-26127)
  • 43616 - Update for AspNet Core (x86) (9.0.14) (KB5081278) (CVE-2026-26127)
  • 43617 - Update for .NET Desktop Runtime (x64) (9.0.14) (KB5081278) (CVE-2026-26127)
  • 43618 - Update for .NET Desktop Runtime (x86) (9.0.14) (KB5081278) (CVE-2026-26127)
  • 43619 - Update for .NET Runtime (x64) (9.0.14) (KB5081278) (CVE-2026-26127)
  • 43620 - Update for .NET Runtime (x86) (9.0.14) (KB5081278) (CVE-2026-26127)
  • 43621 - Update for .NET SDK (x64) (9.0.312) (KB5081278) (CVE-2026-26127)
  • 43622 - Update for .NET SDK (x86) (9.0.312) (KB5081278) (CVE-2026-26127)
  • 43623 - Update for .NET SDK (x64) (9.0.115) (KB5081278) (CVE-2026-26127)
  • 43624 - Update for .NET SDK (x86) (9.0.115) (KB5081278) (CVE-2026-26127)
New Security Updates:
  1. 43626 - Update for Microsoft 365 Apps for Business Current Channel for x64 2602 of version(19725.20172)
  2. 43628 - Update for Microsoft 365 Apps for Business Current Channel for x86 2602 of version(19725.20172)
  3. 43630 - Update for Microsoft 365 Apps for Enterprise Current Channel for x64 2602 of version(19725.20172)
  4. 43632 - Update for Microsoft 365 Apps for Enterprise Current Channel for x86 2602 of version(19725.20172)
  5. 43634 - Update for Microsoft 365 Apps for Monthly Enterprise Channel for x64 2602 of version(19725.20170)
  6. 43636 - Update for Microsoft 365 Apps for Monthly Enterprise Channel for x86 version 2602 (19725.20170)
  7. 43638 - Update for Microsoft 365 Apps for Business Monthly Enterprise Channel for x64 2602 of version(19725.20170)
  8. 43640 - Update for Microsoft 365 Apps for Business Monthly Enterprise Channel for x86 version 2602 (19725.20170)
  9. 43642 - Update for Microsoft 365 Apps for Business Semi Annual Channel for x64 2508 of version(19127.20570)
  10. 43644 - Update for Microsoft 365 Apps for Business Semi Annual Channel for x86 2508 of version(19127.20570)
  11. 43646 - Update for Microsoft 365 Apps for Enterprise Semi Annual Channel for x64 2508 of version(19127.20570)
  12. 43648 - Update for Microsoft 365 Apps for Enterprise Semi Annual Channel for x86 2508 of version(19127.20570)
  13. 43650 - Update for Office 2019 for x64 1808 of volume version(10417.20108)
  14. 43652 - Update for Office 2019 for x86 1808 of volume version(10417.20108)
  15. 43654 - Update for Office 2021 for x64 2108 of volume version(14334.20570)
  16. 43656 - Update for Office 2021 for x86 2108 of volume version(14334.20570)
  17. 43658 - Update for Office 2021 for x64 2602 of Retail Version(19725.20172)
  18. 43660 - Update for Office 2021 for x86 2602 of Retail Version(19725.20172)
  19. 43662 - Update for Office 2024 for x64 2408 of volume version(17932.20700)
  20. 43664 - Update for Office 2024 for x86 2408 of volume version(17932.20700)
  21. 43666 - Update for Office 2024 for x86 2602 of Retail Version(19725.20172)
  22. 43668 - Update for Office 2024 for x64 2602 of Retail Version(19725.20172)
  23. 43669 - Security Update for Microsoft Office 2016 (KB5002838) 64-Bit Edition
  24. 43670 - Security Update for Microsoft Office 2016 (KB5002838) 32-Bit Edition
  25. 43671 - Security Update for Microsoft Excel 2016 (KB5002849) 64-Bit Edition
  26. 43672 - Security Update for Microsoft Excel 2016 (KB5002849) 32-Bit Edition
  27. 43673 - Security Update for Microsoft Office Online Server (KB5002846) farm-deployment
  28. 43674 - Security Update for Microsoft Office 2016 (KB5002718) 32-Bit Edition
  29. 43675 - Security Update for Microsoft Office 2016 (KB5002718) 64-Bit Edition
  30. 43676 - Security Update for Microsoft SharePoint Server Subscription Edition (KB5002843) farm-deployment
  31. 43677 - Security Update for Microsoft SharePoint Server 2019 Core (KB5002845) farm-deployment
  32. 43678 - Security Update for Microsoft SharePoint Enterprise Server 2016 (KB5002850) farm-deployment
  33. 43679 - Security Update for Microsoft Word 2016 (KB5002848) 64-Bit Edition
  34. 43680 - Security Update for Microsoft Word 2016 (KB5002848) 32-Bit Edition
  35. 43681 - Security Update for Microsoft SharePoint Server 2019 Language Pack (KB5002847) farm-deployment
  36. 43682 - Security Update for Microsoft SharePoint Enterprise Server 2016 (KB5002851) farm-deployment
  37. 43683 - Update for Microsoft Visual Studio Community 2022 (17.14.28) (Online Installer) (CVE-2026-26130) (CVE-2026-26131) (CVE-2025-66413)
  38. 43684 - Update for Microsoft Visual Studio Enterprise 2022 (17.14.28) (Online Installer) (CVE-2026-26130) (CVE-2026-26131) (CVE-2025-66413)
  39. 43685 - Update for Microsoft Visual Studio Professional 2022 (17.14.28) (Online Installer) (CVE-2026-26130) (CVE-2026-26131) (CVE-2025-66413)
  40. 43686 - Update for Microsoft Visual Studio Community 2019 (16.11.54) (Online Installer) (Manual Upload Required) (CVE-2025-66413)
  41. 43687 - Update for Microsoft Visual Studio Enterprise 2022 (17.14.28) (Online Installer) (CVE-2026-26130) (CVE-2026-26131) (CVE-2025-66413)
  42. 43688 - Update for Microsoft Visual Studio Community 2026 (18.3.3) (Online Installer) (CVE-2026-26130) (CVE-2026-26131) (CVE-2025-66413)
  43. 43689 - Update for Microsoft Visual Studio Enterprise 2026 (18.3.3) (Online Installer) (CVE-2026-26130) (CVE-2026-26131) (CVE-2025-66413)
  44. 43690 - Update for Microsoft Visual Studio Professional 2026 (18.3.3) (Online Installer) (CVE-2026-26130) (CVE-2026-26131) (CVE-2025-66413)
  45. 43691 - Security Update for SQL Server 2016 SP3 Azure Connect Feature Pack (KB5077473)
  46. 43692 - Security Update for SQL Server 2016 SP3 (KB5077474)
  47. 43693 - Security Update for SQL Server 2017 RTM (KB5077472)
  48. 43694 - Security Update for SQL Server 2017 RTM CU (KB5077471)
  49. 43695 - Security Update for SQL Server 2019 RTM (KB5077470)
  50. 43696 - Security Update for SQL Server 2019 RTM CU (KB5077469)
  51. 43697 - Security Update for SQL Server 2022 RTM (KB5077465)
  52. 43698 - Security Update for SQL Server 2022 RTM CU (KB5077464)
  53. 43699 - Security Update for SQL Server 2025 RTM (KB5077468)
  54. 43700 - Security Update for SQL Server 2025 RTM CU (KB5077466)
  55. 43701 - Update for Microsoft Visual Studio Enterprise 2019 (16.11.54) (Online Installer) (Manual Upload Required) (CVE-2025-66413)
  56. 43702 - Update for Microsoft Visual Studio Professional 2019 (16.11.54) (Online Installer) (Manual Upload Required) (CVE-2025-66413)
  57. 43703 - Update for Microsoft Visual Studio Community 2019 (16.11.54) (Online Installer) (Manual Upload Required) (CVE-2025-66413)
Non-Security Updates:
  1. 113081 - Update for Microsoft Visual Studio Community 2026 (18.4.0) (Online Installer)
  2. 113082 - Update for Microsoft Visual Studio Enterprise 2026 (18.4.0) (Online Installer)
  3. 113083 - Update for Microsoft Visual Studio Professional 2026 (18.4.0) (Online Installer)
Third-Party Updates:
  1. 356869 - Google Chrome (146.0.7680.71,146.0.7680.72)
  2. 356870 - Google Chrome (x64) (146.0.7680.71,146.0.7680.72)
MAC Updates:
  1. 613850 - 1Password for MAC (8.12.6)
  2. 613851 - Adobe Acrobat Reader DC for MAC (25.001.21288)
  3. 613852 - Adobe Acrobat DC for MAC (25.001.21288)
  4. 613853 - Akiflow for Mac (2.68.5)
  5. 613854 - AltTab for Mac 10.6.0
  6. 613855 - Ditto For Mac (1.11.9)
  7. 613856 - Element for Mac (1.12.12)
  8. 613857 - GitHub Desktop for Mac (Intel) (3.5.6)
  9. 613858 - GitHub Desktop for Mac (Apple Silicon) (3.5.6)
  10. 613859 - Google Chrome for Mac (146.0.7680.71,146.0.7680.72)
  11. 613860 - iTerm2 for MAC (3.6.9)
  12. 613861 - KeePassXC for MAC (Intel) 2.7.12
  13. 613862 - KeePassXC for MAC (Apple Silicon) 2.7.12
  14. 613863 - Keybase for Mac (Intel) (6.6.0)
  15. 613864 - Keybase for Mac (Apple Silicon) (6.6.0)
  16. 613865 - Microsoft Word for Mac (16.107.0)
  17. 613866 - Microsoft Excel for Mac (16.107.0)
  18. 613867 - Microsoft PowerPoint for Mac (16.107.0)
  19. 613868 - Microsoft Outlook for Mac (16.107.0)
  20. 613869 - Microsoft OneNote for Mac (16.107.0)
  21. 613870 - Mozilla Firefox For Mac (148.0.2)
  22. 613871 - NetBird for Mac (Intel) (0.66.3)
  23. 613872 - NetBird for Mac (Apple Silicon) (0.66.3)
  24. 613873 - Opera For Mac 128.0.5807.66
  25. 613874 - Presono for Mac (3.24.1)
  26. 613875 - Pritunl for MAC (1.3.4562.57)
Supported Zero-day CVE: 2

CVE-2026-26127 - .NET Denial of Service Vulnerability

patchidbulletiniddescription
43592MS26-DOTNETUpdate for .NET Hosting (10.0.4) (KB5081276) (CVE-2026-26127)
43593MS26-DOTNETUpdate for AspNet Core (x64) (10.0.4) (KB5081276) (CVE-2026-26127)
43594MS26-DOTNETUpdate for AspNet Core (x86) (10.0.4) (KB5081276) (CVE-2026-26127)
43595MS26-DOTNETUpdate for .NET Desktop Runtime (x64) (10.0.4) (KB5081276) (CVE-2026-26127)
43596MS26-DOTNETUpdate for .NET Desktop Runtime (x86) (10.0.4) (KB5081276) (CVE-2026-26127)
43597MS26-DOTNETUpdate for .NET Runtime (x64) (10.0.4) (KB5081276) (CVE-2026-26127)
43598MS26-DOTNETUpdate for .NET Runtime (x86) (10.0.4) (KB5081276) (CVE-2026-26127)
43599MS26-DOTNETUpdate for .NET SDK (x64) (10.0.200) (KB5081276) (CVE-2026-26127)
43600MS26-DOTNETUpdate for .NET SDK (x86) (10.0.200) (KB5081276) (CVE-2026-26127)
43601MS26-DOTNETUpdate for .NET SDK (x64) (10.0.104) (KB5081276) (CVE-2026-26127)
43602MS26-DOTNETUpdate for .NET SDK (x86) (10.0.104) (KB5081276) (CVE-2026-26127)
43614MS26-DOTNETUpdate for .NET Hosting (9.0.14) (KB5081278) (CVE-2026-26127)
43615MS26-DOTNETUpdate for AspNet Core (x64) (9.0.14) (KB5081278) (CVE-2026-26127)
43616MS26-DOTNETUpdate for AspNet Core (x86) (9.0.14) (KB5081278) (CVE-2026-26127)
43617MS26-DOTNETUpdate for .NET Desktop Runtime (x64) (9.0.14) (KB5081278) (CVE-2026-26127)
43618MS26-DOTNETUpdate for .NET Desktop Runtime (x86) (9.0.14) (KB5081278) (CVE-2026-26127)
43619MS26-DOTNETUpdate for .NET Runtime (x64) (9.0.14) (KB5081278) (CVE-2026-26127)
43620MS26-DOTNETUpdate for .NET Runtime (x86) (9.0.14) (KB5081278) (CVE-2026-26127)
43621MS26-DOTNETUpdate for .NET SDK (x64) (9.0.312) (KB5081278) (CVE-2026-26127)
43622MS26-DOTNETUpdate for .NET SDK (x86) (9.0.312) (KB5081278) (CVE-2026-26127)
43623MS26-DOTNETUpdate for .NET SDK (x64) (9.0.115) (KB5081278) (CVE-2026-26127)
43624MS26-DOTNETUpdate for .NET SDK (x86) (9.0.115) (KB5081278) (CVE-2026-26127)

CVE-2026-21262 - SQL Server Elevation of Privilege Vulnerability 

patchidbulletiniddescription
43691MS26-MAR9Security Update for SQL Server 2016 SP3 Azure Connect Feature Pack (KB5077473)
43692MS26-MAR9Security Update for SQL Server 2016 SP3 (KB5077474)
43693MS26-MAR9Security Update for SQL Server 2017 RTM (KB5077472)
43694MS26-MAR9Security Update for SQL Server 2017 RTM CU (KB5077471)
43695MS26-MAR9Security Update for SQL Server 2019 RTM (KB5077470)
43696MS26-MAR9Security Update for SQL Server 2019 RTM CU (KB5077469)
43697MS26-MAR9Security Update for SQL Server 2022 RTM (KB5077465)
43698MS26-MAR9Security Update for SQL Server 2022 RTM CU (KB5077464)
43699MS26-MAR9Security Update for SQL Server 2025 RTM (KB5077468)
43700MS26-MAR9Security Update for SQL Server 2025 RTM CU (KB5077466)

Cheers,
The ManageEngine Team



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