Patch Tuesday Updates: April 2026

Patch Tuesday Updates: April 2026

Good day, everyone!

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

New OS Security Updates:
  • 43994 - 2026-04 Security Monthly Quality Rollup for Windows Server 2012 R2 for x64-based Systems (KB5082126) (ESU)
  • 43995 - 2026-04 Security Monthly Quality Rollup for Windows Server 2012 for x64-based Systems (KB5082127) (ESU)
  • 43996 - 2026-04 Cumulative Security Update for Internet Explorer 11 for Windows Server 2012 for x64-based systems (KB5082806) (ESU)
  • 43997 - 2026-04 Cumulative Security Update for Internet Explorer 11 for Windows Server 2012 R2 for x64-based systems (KB5082806) (ESU)
  • 43998 - KB5084066, 2026-04 Cumulative Update for .NET Framework 3.5 and 4.7.2 for Windows Server 2019 for x64 (KB5082413)
  • 43999 - KB5084066, 2026-04 Cumulative Update for .NET Framework 3.5 and 4.7.2 for Windows 10 Version 1809 (KB5082413)
  • 44000 - KB5084066, 2026-04 Cumulative Update for .NET Framework 3.5 and 4.7.2 for Windows 10 Version 1809 for x64 (KB5082413)
  • 44001 - KB5084071, 2026-04 Cumulative Update for .NET Framework 3.5 and 4.8 for Microsoft server operating system version 21H2 for x64 (KB5082427)
  • 44002 - KB5084066, 2026-04 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows Server 2019 for x64 (KB5082414)
  • 44003 - KB5084066, 2026-04 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 1809 (KB5082414)
  • 44004 - KB5084066, 2026-04 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 1809 for x64 (KB5082414)
  • 44005 - KB5084067, 2026-04 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 21H2 (KB5082426)
  • 44006 - KB5084068, 2026-04 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 22H2 for x64 (KB5082426) (ESU)
  • 44007 - KB5084067, 2026-04 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 21H2 for x64 (KB5082426)
  • 44008 - KB5084068, 2026-04 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 22H2 (KB5082426) (ESU)
  • 44009 - KB5084071, 2026-04 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Microsoft server operating system version 21H2 for x64 (KB5082425)
  • 44010 - 2026-04 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 25H2 for x64 (KB5082417)
  • 44011 - 2026-04 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Microsoft server operating system version 24H2 for x64 (KB5082417)
  • 44012 - 2026-04 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Microsoft server operating system version 24H2 for arm64 (KB5082417)
  • 44013 - 2026-04 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 25H2 for arm64 (KB5082417)
  • 44014 - KB5084068, 2026-04 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 10 Version 22H2 (KB5082419) (ESU)
  • 44015 - KB5084068, 2026-04 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 10 Version 22H2 for x64 (KB5082419) (ESU)
  • 44016 - KB5084067, 2026-04 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 10 Version 21H2 for x64 (KB5082419)
  • 44017 - KB5084067, 2026-04 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 10 Version 21H2 (KB5082419)
  • 44018 - 2026-04 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 23H2 for x64 (KB5082424)
  • 44019 - 2026-04 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 23H2 for arm64 (KB5082424)
  • 44020 - 2026-04 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 24H2 for x64 (KB5082420)
  • 44021 - 2026-04 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 24H2 for arm64 (KB5082420)
  • 44022 - 2026-04 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 26H1 for arm64 (KB5082421)
  • 44023 - 2026-04 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 26H1 for x64 (KB5082421)
  • 44024 - 2026-04 Cumulative Update for .NET Framework 4.8 for Windows Server 2016 for x64 (KB5082411)
  • 44025 - 2026-04 Cumulative Update for .NET Framework 4.8 for Windows 10 Version 1607 (KB5082411)
  • 44026 - 2026-04 Cumulative Update for .NET Framework 4.8 for Windows 10 Version 1607 for x64 (KB5082411)
  • 44027 - 2026-04 Servicing Stack Update for Windows Server 2016 for x64-based Systems (KB5082089)
  • 44028 - 2026-04 Servicing Stack Update for Windows 10 Version 1607 for x64-based Systems (KB5082089)
  • 44029 - 2026-04 Servicing Stack Update for Windows 10 Version 1607 for x86-based Systems (KB5082089)
  • 44030 - 2026-04 Security and Quality Rollup for .NET Framework 3.5 for Windows Server 2012 R2 for x64 (KB5082406) (ESU)
  • 44031 - 2026-04 Security and Quality Rollup for .NET Framework 3.5 for Windows Server 2012 for x64 (KB5082398) (ESU)
  • 44032 - 2026-04 Security and Quality Rollup for .NET Framework 4.6.2, 4.7, 4.7.1, 4.7.2 for Windows Server 2012 R2 for x64 (KB5082402) (ESU)
  • 44033 - 2026-04 Security and Quality Rollup for .NET Framework 4.6.2, 4.7, 4.7.1, 4.7.2 for Windows Server 2012 for x64 (KB5082400) (ESU)
  • 44034 - 2026-04 Security and Quality Rollup for .NET Framework 4.8 for Windows Server 2012 R2 for x64 (KB5082404) (ESU)
  • 44035 - 2026-04 Security and Quality Rollup for .NET Framework 4.8 for Windows Server 2012 for x64 (KB5082403) (ESU)
  • 44036 - Microsoft Malicious Software Removal Tool x64 - Apr 2026 (KB890830)
  • 44037 - Microsoft Malicious Software Removal Tool - Apr 2026 (KB890830)
  • 44038 - 2026-04 Cumulative Update for Microsoft server operating system version 21H2 for x64-based Systems (KB5082142)
  • 44039 - 2026-04 Cumulative Update for Microsoft server operating system version 23H2 for x64-based Systems (KB5082060)
  • 44040 - 2026-04 Cumulative Update for Microsoft server operating system version 24H2 for x64-based Systems (KB5082063) (26100.32690)
  • 44041 - 2026-04 Cumulative Update for Windows Server 2016 for x64-based Systems (KB5082198)
  • 44042 - 2026-04 Cumulative Update for Windows 10 Version 1607 for x86-based Systems (KB5082198)
  • 44043 - 2026-04 Cumulative Update for Windows 10 Version 1607 for x64-based Systems (KB5082198)
  • 44044 - 2026-04 Cumulative Update for Windows 10 Version 1809 for x64-based Systems (KB5082123)
  • 44045 - 2026-04 Cumulative Update for Windows Server 2019 for x64-based Systems (KB5082123)
  • 44046 - 2026-04 Cumulative Update for Windows 10 Version 1809 for x86-based Systems (KB5082123)
  • 44047 - 2026-04 Cumulative Update for Windows 10 Version 21H2 for x64-based Systems (KB5082200)
  • 44048 - 2026-04 Cumulative Update for Windows 10 Version 21H2 for x86-based Systems (KB5082200)
  • 44049 - 2026-04 Cumulative Update for Windows 10 Version 22H2 for x86-based Systems (KB5082200) (ESU)
  • 44050 - 2026-04 Cumulative Update for Windows 10 Version 22H2 for x64-based Systems (KB5082200) (ESU)
  • 44051 - 2026-04 Cumulative Update for Windows 11 Version 23H2 for x64-based Systems (KB5082052)
  • 44052 - 2026-04 Cumulative Update for Windows 11 Version 23H2 for arm64-based Systems (KB5082052)
  • 44053 - 2026-04 Cumulative Update for Windows 11 Version 24H2 for x64-based Systems (KB5083769) (26100.8246)
  • 44054 - 2026-04 Cumulative Update for Windows 11, version 25H2 for arm64-based Systems (KB5083769) (26200.8246)
  • 44055 - 2026-04 Cumulative Update for Windows 11, version 25H2 for x64-based Systems (KB5083769) (26200.8246)
  • 44056 - 2026-04 Cumulative Update for Windows 11 Version 24H2 for arm64-based Systems (KB5083769) (26100.8246)
  • 44057 - 2026-04 Cumulative Update for Windows 11, Version 26H1 for x64-based Systems (KB5083768) (28000.1836)
  • 44058 - 2026-04 Cumulative Update for Windows 11, Version 26H1 for arm64-based Systems (KB5083768) (28000.1836)
  • 44059 - Update for .NET Hosting (8.0.26) (KB5086096)
  • 44060 - Update for AspNet Core (x64) (8.0.26) (KB5086096)
  • 44061 - Update for AspNet Core (x86) (8.0.26) (KB5086096)
  • 44062 - Update for .NET Desktop Runtime (x64) (8.0.26) (KB5086096)
  • 44063 - Update for .NET Desktop Runtime (x86) (8.0.26) (KB5086096)
  • 44064 - Update for .NET Runtime (x64) (8.0.26) (KB5086096)
  • 44065 - Update for .NET Runtime (x86) (8.0.26) (KB5086096)
  • 44066 - Update for .NET SDK (x64) (8.0.420) (KB5086096)
  • 44067 - Update for .NET SDK (x86) (8.0.420) (KB5086096)
  • 44068 - Update for .NET SDK (x64) (8.0.126) (KB5086096)
  • 44069 - Update for .NET SDK (x86) (8.0.126) (KB5086096)
  • 44082 - Update for .NET Hosting (9.0.15) (KB5086097)
  • 44083 - Update for AspNet Core (x64) (9.0.15) (KB5086097)
  • 44084 - Update for AspNet Core (x86) (9.0.15) (KB5086097)
  • 44085 - Update for .NET Desktop Runtime (x64) (9.0.15) (KB5086097)
  • 44086 - Update for .NET Desktop Runtime (x86) (9.0.15) (KB5086097)
  • 44087 - Update for .NET Runtime (x64) (9.0.15) (KB5086097)
  • 44088 - Update for .NET Runtime (x86) (9.0.15) (KB5086097)
  • 44089 - Update for .NET SDK (x64) (9.0.313) (KB5086097)
  • 44090 - Update for .NET SDK (x86) (9.0.313) (KB5086097)
  • 44091 - Update for .NET SDK (x64) (9.0.116) (KB5086097)
  • 44092 - Update for .NET SDK (x86) (9.0.116) (KB5086097)
  • 44093 - Update for .NET Hosting (10.0.6) (KB5086095)
  • 44094 - Update for AspNet Core (x64) (10.0.6) (KB5086095)
  • 44095 - Update for AspNet Core (x86) (10.0.6) (KB5086095)
  • 44096 - Update for .NET Desktop Runtime (x64) (10.0.6) (KB5086095)
  • 44097 - Update for .NET Desktop Runtime (x86) (10.0.6) (KB5086095)
  • 44098 - Update for .NET Runtime (x64) (10.0.6) (KB5086095)
  • 44099 - Update for .NET Runtime (x86) (10.0.6) (KB5086095)
  • 44100 - Update for .NET SDK (x64) (10.0.202) (KB5086095)
  • 44101 - Update for .NET SDK (x86) (10.0.202) (KB5086095)
  • 44102 - Update for .NET SDK (x64) (10.0.106) (KB5086095)
  • 44103 - Update for .NET SDK (x86) (10.0.106) (KB5086095)
New Security Updates:
  1. 44070 - Security Update for Microsoft Excel 2016 (KB5002860) 64-Bit Edition
  2. 44071 - Security Update for Microsoft Office Online Server (KB5002855) farm-deployment
  3. 44072 - Security Update for Microsoft Excel 2016 (KB5002860) 32-Bit Edition
  4. 44073 - Security Update for Microsoft Office 2016 (KB5002859) 64-Bit Edition
  5. 44074 - Security Update for Microsoft Office 2016 (KB5002859) 32-Bit Edition
  6. 44075 - Security Update for Microsoft SharePoint Server Subscription Edition (KB5002853) farm-deployment
  7. 44076 - Security Update for Microsoft SharePoint Server 2019 Core (KB5002854) farm-deployment
  8. 44077 - Security Update for Microsoft SharePoint Enterprise Server 2016 (KB5002861) farm-deployment
  9. 44078 - Security Update for Microsoft PowerPoint 2016 (KB5002808) 64-Bit Edition
  10. 44079 - Security Update for Microsoft PowerPoint 2016 (KB5002808) 32-Bit Edition
  11. 44080 - Security Update for Microsoft SharePoint Server 2019 Language Pack (KB5002856) farm-deployment
  12. 44081 - Security Update for Microsoft SharePoint Enterprise Server 2016 (KB5002862) farm-deployment
  13. 44105 - Update for Microsoft 365 Apps for Business Current Channel for x64 2603 of version(19822.20182)
  14. 44107 - Update for Microsoft 365 Apps for Business Current Channel for x86 2603 of version(19822.20182)
  15. 44109 - Update for Microsoft 365 Apps for Enterprise Current Channel for x64 2603 of version(19822.20182)
  16. 44111 - Update for Microsoft 365 Apps for Enterprise Current Channel for x86 2603 of version(19822.20182)
  17. 44113 - Update for Microsoft 365 Apps for Monthly Enterprise Channel for x64 2603 of version(19822.20180)
  18. 44115 - Update for Microsoft 365 Apps for Monthly Enterprise Channel for x86 version 2603 (19822.20180)
  19. 44117 - Update for Microsoft 365 Apps for Business Monthly Enterprise Channel for x64 2603 of version(19822.20180)
  20. 44119 - Update for Microsoft 365 Apps for Business Monthly Enterprise Channel for x86 version 2603 (19822.20180)
  21. 44121 - Update for Microsoft 365 Apps for Business Semi Annual Channel for x64 2508 of version(19127.20622)
  22. 44123 - Update for Microsoft 365 Apps for Business Semi Annual Channel for x86 2508 of version(19127.20622)
  23. 44125 - Update for Microsoft 365 Apps for Enterprise Semi Annual Channel for x64 2508 of version(19127.20622)
  24. 44127 - Update for Microsoft 365 Apps for Enterprise Semi Annual Channel for x86 2508 of version(19127.20622)
  25. 44129 - Update for Office 2019 for x64 1808 of volume version(10417.20117)
  26. 44131 - Update for Office 2019 for x86 1808 of volume version(10417.20117)
  27. 44133 - Update for Office 2021 for x64 2108 of volume version(14334.20624)
  28. 44135 - Update for Office 2021 for x86 2108 of volume version(14334.20624)
  29. 44137 - Update for Office 2024 for x64 2408 of volume version(17932.20742)
  30. 44139 - Update for Office 2024 for x86 2408 of volume version(17932.20742)
  31. 44141 - Update for Office 2024 for x86 2603 of Retail Version(19822.20182)
  32. 44143 - Update for Office 2024 for x64 2603 of Retail Version(19822.20182)
  33. 44144 - Security Update for SQL Server 2016 SP3 Azure Connect Feature Pack (KB5084820)
  34. 44145 - Security Update for SQL Server 2016 SP3 (KB5084821)
  35. 44146 - Security Update for SQL Server 2017 RTM (KB5084819)
  36. 44147 - Security Update for SQL Server 2017 RTM CU (KB5084818)
  37. 44148 - Security Update for SQL Server 2019 RTM (KB5084817)
  38. 44149 - Security Update for SQL Server 2019 RTM CU (KB5084816)
  39. 44150 - Security Update for SQL Server 2022 RTM (KB5084815)
  40. 44151 - Security Update for SQL Server 2022 RTM CU (KB5083252)
  41. 44152 - Security Update for SQL Server 2025 RTM (KB5084814)
  42. 44153 - Security Update for SQL Server 2025 RTM CU (KB5083245)
  43. 44154 - Update for Microsoft Visual Studio Professional 2019 (16.11.55) (Online Installer) (Manual Upload Required)
  44. 44155 - Update for Microsoft Visual Studio Community 2019 (16.11.55) (Online Installer) (Manual Upload Required)
  45. 44156 - Update for Microsoft Visual Studio Professional 2022 (17.14.30) (Online Installer)
  46. 44157 - Update for Microsoft Visual Studio Community 2022 (17.14.30) (Online Installer)
  47. 44158 - Update for Microsoft Visual Studio Enterprise 2019 (16.11.55) (Online Installer) (Manual Upload Required)
  48. 44159 - Update for Microsoft Visual Studio Enterprise 2022 (17.14.30) (Online Installer)
  49. 44160 - Update for Microsoft Visual Studio Professional 2017 (15.9.79) (Online Installer) (Manual Upload Required)
  50. 44161 - Update for Microsoft Visual Studio Community 2017 (15.9.79) (Online Installer) (Manual Upload Required)
  51. 44162 - Update for Microsoft Visual Studio Enterprise 2017 (15.9.79) (Online Installer) (Manual Upload Required)
  52. 44163 - Update for Microsoft Visual Studio Professional 2026 (18.4.4) (Online Installer)
  53. 44164 - Update for Microsoft Visual Studio Enterprise 2026 (18.4.4) (Online Installer)
  54. 44165 - Update for Microsoft Visual Studio Community 2026 (18.4.4) (Online Installer)
  55. 44167 - Update for Office 2021 for x64 2603 of Retail Version(19822.20182)
  56. 44169 - Update for Office 2021 for x86 2603 of Retail Version(19822.20182)
  57. 44170 - Update for Windows Admin Center 2511 (CVE-2026-32196)
Non-Security Updates:
  1. 113166 - Azure Connected Machine Agent (1.63.03384.2896)
  2. 113167 - Update for Microsoft Visual Studio Professional 2026 (18.5.0) (Online Installer)
  3. 113168 - Update for Microsoft Visual Studio Enterprise 2026 (18.5.0) (Online Installer)
  4. 113169 - Update for Microsoft Visual Studio Community 2026 (18.5.0) (Online Installer)
Third-Party Updates:
  1. 358093 - Adobe Acrobat 2024 (Classic Track) (x64) (24.001.30365)
  2. 358094 - Adobe Acrobat DC (64-bit) (26.001.21431)
  3. 358095 - Adobe Acrobat DC Pro and Standard (Continuous Track) update - All languages (26.001.21431)
  4. 358096 - Adobe Acrobat Reader DC (26.001.21431)
  5. 358097 - Adobe Acrobat Reader DC (x64) (26.001.21431)
  6. 358098 - Adobe Acrobat Reader DC MUI (26.001.21431)
  7. 358099 - Adobe Acrobat Reader DC MUI (x64) (26.001.21431)
Supported Zero-day CVE: 2

CVE-2026-32201 -> Microsoft SharePoint Server Spoofing Vulnerability
CVE-2026-33825 -> Microsoft Defender Antimalware Platform Vulnerability

Cheers,
The ManageEngine Team