Patch Tuesday Updates: September 2026

Patch Tuesday Updates: September 2026

Good day, everyone!

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

New OS Security Updates:
  • 45338 - 2026-09 Servicing Stack Update for Windows 10 Version 1607 for x64-based Systems (KB5122874)
  • 45339 - 2026-09 Servicing Stack Update for Windows Server 2016 for x64-based Systems (KB5122874)
  • 45340 - 2026-09 Servicing Stack Update for Windows 10 Version 1607 for x86-based Systems (KB5122874)
  • 45341 - 2026-09 Servicing Stack Update for Windows Server 2012 for x64-based Systems (KB5123602) (ESU)
  • 45342 - 2026-09 Servicing Stack Update for Windows Server 2012 R2 for x64-based Systems (KB5123499) (ESU)
  • 45343 - 2026-09 Cumulative Update for Windows 10 Version 1607 for x64-based Systems (KB5123099) (CVE-2026-85880)
  • 45344 - 2026-09 Cumulative Update for Windows Server 2016 for x64-based Systems (KB5123099) (CVE-2026-85880)
  • 45345 - 2026-09 Cumulative Update for Windows 10 Version 1607 for x86-based Systems (KB5123099) (CVE-2026-85880)
  • 45346 - 2026-09 Cumulative Update for Windows 10 Version 1809 for x64-based Systems (KB5122876) (CVE-2026-85880)
  • 45347 - 2026-09 Cumulative Update for Windows Server 2019 for x64-based Systems (KB5122876) (CVE-2026-85880)
  • 45348 - 2026-09 Cumulative Update for Windows 10 Version 1809 for x86-based Systems (KB5122876) (CVE-2026-85880)
  • 45349 - 2026-09 Cumulative Update for Windows 10 Version 21H2 for x64-based Systems (KB5122878) (CVE-2026-85880)
  • 45350 - 2026-09 Cumulative Update for Windows 10 Version 21H2 for x86-based Systems (KB5122878) (CVE-2026-85880)
  • 45351 - 2026-09 Cumulative Update for Windows 10 Version 22H2 for x64-based Systems (KB5122878) (ESU) (CVE-2026-85880)
  • 45352 - 2026-09 Cumulative Update for Windows 10 Version 22H2 for x86-based Systems (KB5122878) (ESU) (CVE-2026-85880)
  • 45353 - 2026-09 Cumulative Update for Windows 11, version 23H2 for arm64-based Systems (KB5122880) (CVE-2026-81963)
  • 45354 - 2026-09 Cumulative Update for Windows 11, version 23H2 for x64-based Systems (KB5122880) (CVE-2026-81963)
  • 45355 - 2026-09 Cumulative Update for Windows 11, version 24H2 for arm64-based Systems (KB5124008) (26300.9445) (CVE-2026-81963)
  • 45356 - 2026-09 Cumulative Update for Windows 11, version 25H2 for x64-based Systems (KB5124008) (26300.9445) (CVE-2026-81963)
  • 45357 - 2026-09 Cumulative Update for Windows 11, version 25H2 for arm64-based Systems (KB5124008) (26200.9445) (CVE-2026-81963)
  • 45358 - 2026-09 Cumulative Update for Windows 11, version 24H2 for x64-based Systems (KB5124008) (26100.9445) (CVE-2026-81963)
  • 45359 - 2026-09 Cumulative Update for Windows 11, version 26H1 for arm64-based Systems (KB5124012) (28000.2954) (CVE-2026-81963)
  • 45360 - 2026-09 Cumulative Update for Microsoft server operating system version 21H2 for x64-based Systems (KB5122882) (CVE-2026-85880)
  • 45361 - 2026-09 Cumulative Update for Microsoft server operating system version 24H2 for x64-based Systems (KB5122871) (26100.33438) (CVE-2026-81963)
  • 45362 - 2026-09 Cumulative Update for .NET Framework 4.8 for Windows 10 Version 1607 for x64 (KB5126047)
  • 45363 - 2026-09 Cumulative Update for .NET Framework 4.8 for Windows Server 2016 for x64 (KB5126047)
  • 45364 - 2026-09 Cumulative Update for .NET Framework 4.8 for Windows 10 Version 1607 (KB5126047)
  • 45365 - KB5126144, 2026-09 Cumulative Update for .NET Framework 3.5 and 4.7.2 for Windows 10 Version 1809 for x64 (KB5126043)
  • 45366 - KB5126144, 2026-09 Cumulative Update for .NET Framework 3.5 and 4.7.2 for Windows Server 2019 for x64 (KB5126043)
  • 45367 - KB5126144, 2026-09 Cumulative Update for .NET Framework 3.5 and 4.7.2 for Windows 10 Version 1809 (KB5126043)
  • 45368 - KB5126144, 2026-09 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 1809 for x64 (KB5126048)
  • 45369 - KB5126144, 2026-09 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows Server 2019 for x64 (KB5126048)
  • 45370 - KB5126144, 2026-09 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 1809 (KB5126048)
  • 45371 - KB5126145, 2026-09 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 21H2 for x64 (KB5126046)
  • 45372 - KB5126145, 2026-09 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 21H2 (KB5126046)
  • 45373 - KB5126145, 2026-09 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 10 Version 21H2 for x64 (KB5126421)
  • 45374 - KB5126145, 2026-09 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 10 Version 21H2 (KB5126421)
  • 45375 - KB5126146, 2026-09 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 22H2 for x64 (KB5126046) (ESU)
  • 45376 - KB5126146, 2026-09 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 22H2 (KB5126046) (ESU)
  • 45377 - KB5126146, 2026-09 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 10 Version 22H2 for x64 (KB5126421) (ESU)
  • 45378 - KB5126146, 2026-09 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 10 Version 22H2 (KB5126421) (ESU)
  • 45379 - 2026-09 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 23H2 for arm64 (KB5126424)
  • 45380 - 2026-09 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 23H2 for x64 (KB5126424)
  • 45381 - 2026-09 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 24H2 for arm64 (KB5126052)
  • 45382 - 2026-09 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 24H2 for x64 (KB5126052)
  • 45383 - 2026-09 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 26H2 for arm64 (KB5126052)
  • 45384 - 2026-09 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 25H2 for x64 (KB5126052)
  • 45385 - 2026-09 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 26H1 for arm64 (KB5126053)
  • 45386 - KB5126149, 2026-09 Cumulative Update for .NET Framework 3.5 and 4.8 for Microsoft server operating system version 21H2 for x64 (KB5126050)
  • 45387 - KB5126149, 2026-09 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Microsoft server operating system version 21H2 for x64 (KB5126422)
  • 45388 - 2026-09 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 26H2 for x64 (KB5126052)
  • 45389 - 2026-09 Security Monthly Quality Rollup for Windows Server 2012 for x64-based Systems (KB5123065) (ESU) (CVE-2026-85880)
  • 45390 - 2026-09 Security Monthly Quality Rollup for Windows Server 2012 R2 for x64-based Systems (KB5123066) (ESU) (CVE-2026-85880)
  • 45391 - KB5126147, 2026-09 Security and Quality Rollup for .NET Framework 4.6.2, 4.7, 4.7.1, 4.7.2 for Windows Server 2012 for x64 (KB5126044) (ESU)
  • 45392 - KB5126147, 2026-09 Security and Quality Rollup for .NET Framework 4.8 for Windows Server 2012 for x64 (KB5126049) (ESU)
  • 45393 - KB5126148, 2026-09 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 (KB5126045) (ESU)
  • 45394 - KB5126148, 2026-09 Security and Quality Rollup for .NET Framework 4.8 for Windows Server 2012 R2 for x64 (KB5126051) (ESU)
  • 45395 - 2026-09 Cumulative Security Update for Internet Explorer 11 for Windows Server 2012 for x64-based systems (KB5123038) (ESU)
  • 45396 - 2026-09 Cumulative Security Update for Internet Explorer 11 for Windows Server 2012 R2 for x64-based systems (KB5123038) (ESU)
  • 45397 - Update for .NET Hosting (10.0.12) (KB5126106)
  • 45398 - Update for AspNet Core (x64) (10.0.12) (KB5126106)
  • 45399 - Update for AspNet Core (x86) (10.0.12) (KB5126106)
  • 45400 - Update for .NET Desktop Runtime (x64) (10.0.12) (KB5126106)
  • 45401 - Update for .NET Desktop Runtime (x86) (10.0.12) (KB5126106)
  • 45402 - Update for .NET Runtime (x64) (10.0.12) (KB5126106)
  • 45403 - Update for .NET Runtime (x86) (10.0.12) (KB5126106)
  • 45404 - Update for .NET SDK (x64) (10.0.401) (KB5126106)
  • 45405 - Update for .NET SDK (x64) (10.0.112) (KB5126106)
  • 45406 - Update for .NET SDK (x86) (10.0.112) (KB5126106)
  • 45407 - Update for .NET SDK (x86) (10.0.401) (KB5126106)
  • 45408 - Update for .NET Hosting (8.0.31) (KB5126104)
  • 45409 - Update for AspNet Core (x64) (8.0.31) (KB5126104)
  • 45410 - Update for AspNet Core (x86) (8.0.31) (KB5126104)
  • 45411 - Update for .NET Desktop Runtime (x64) (8.0.31) (KB5126104)
  • 45412 - Update for .NET Desktop Runtime (x86) (8.0.31) (KB5126104)
  • 45413 - Update for .NET Runtime (x64) (8.0.31) (KB5126104)
  • 45414 - Update for .NET Runtime (x86) (8.0.31) (KB5126104)
  • 45415 - Update for .NET SDK (x86) (8.0.131) (KB5126104)
  • 45416 - Update for .NET SDK (x64) (8.0.131) (KB5126104)
  • 45417 - Update for .NET SDK (x86) (8.0.425) (KB5126104)
  • 45418 - Update for .NET SDK (x64) (8.0.425) (KB5126104)
  • 45419 - Update for .NET Hosting (9.0.20) (KB5126105)
  • 45420 - Update for AspNet Core (x64) (9.0.20) (KB5126105)
  • 45421 - Update for AspNet Core (x86) (9.0.20) (KB5126105)
  • 45422 - Update for .NET Desktop Runtime (x64) (9.0.20) (KB5126105)
  • 45423 - Update for .NET Desktop Runtime (x86) (9.0.20) (KB5126105)
  • 45424 - Update for .NET Runtime (x64) (9.0.20) (KB5126105)
  • 45425 - Update for .NET Runtime (x86) (9.0.20) (KB5126105)
  • 45426 - Update for .NET SDK (x86) (9.0.318) (KB5126105)
  • 45427 - Update for .NET SDK (x86) (9.0.121) (KB5126105)
  • 45428 - Update for .NET SDK (x64) (9.0.121) (KB5126105)
  • 45429 - Update for .NET SDK (x64) (9.0.318) (KB5126105)
  • 45430 - 2026-09 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11, version 26H1 for x64 (KB5126053)
  • 45431 - 2026-09 Cumulative Update for Windows 11, version 26H1 for x64-based Systems (KB5124012) (28000.2954) (CVE-2026-81963)
  • 45432 - Windows Malicious Software Removal Tool x64 - Sep 2026 (KB890830)
  • 45433 - Windows Malicious Software Removal Tool - Sep 2026 (KB890830)
Security Updates:
  1. 45435 - Update for Microsoft 365 Apps for Business Current Channel for x64 2608 of version(20326.20144)
  2. 45437 - Update for Microsoft 365 Apps for Business Current Channel for x86 2608 of version(20326.20144)
  3. 45439 - Update for Microsoft 365 Apps for Enterprise Current Channel for x64 2608 of version(20326.20144)
  4. 45441 - Update for Microsoft 365 Apps for Enterprise Current Channel for x86 2608 of version(20326.20144)
  5. 45443 - Update for Microsoft 365 Apps for Monthly Enterprise Channel for x64 2608 of version(20326.20142)
  6. 45445 - Update for Microsoft 365 Apps for Monthly Enterprise Channel for x86 version 2608 (20326.20142)
  7. 45447 - Update for Microsoft 365 Apps for Business Monthly Enterprise Channel for x64 2608 of version(20326.20142)
  8. 45449 - Update for Microsoft 365 Apps for Business Monthly Enterprise Channel for x86 version 2608 (20326.20142)
  9. 45451 - Update for Microsoft 365 Apps for Business Semi Annual Channel for x64 2608 of version(20326.20140 (Deployment-Only)
  10. 45453 - Update for Microsoft 365 Apps for Business Semi Annual Channel for x86 2608 of version(20326.20140) (Deployment-Only)
  11. 45455 - Update for Microsoft 365 Apps for Enterprise Semi Annual Channel for x64 2608 of version(20326.20140) (Deployment-Only)
  12. 45457 - Update for Microsoft 365 Apps for Enterprise Semi Annual Channel for x86 2608 of version(20326.20140) (Deployment-Only)
  13. 45459 - Update for Office 2019 for x64 1808 of volume version(10417.20207)
  14. 45461 - Update for Office 2019 for x86 1808 of volume version(10417.20207)
  15. 45463 - Update for Office 2021 for x64 2108 of volume version(14334.20906)
  16. 45465 - Update for Office 2021 for x86 2108 of volume version(14334.20906)
  17. 45467 - Update for Office 2021 for x64 2608 of Retail Version(20326.20144)
  18. 45469 - Update for Office 2021 for x86 2608 of Retail Version(20326.20144)
  19. 45471 - Update for Office 2024 for x64 2408 of volume version(17932.20976)
  20. 45473 - Update for Office 2024 for x86 2408 of volume version(17932.20976)
  21. 45475 - Update for Office 2024 for x86 2608 of Retail Version(20326.20144)
  22. 45477 - Update for Office 2024 for x64 2608 of Retail Version(20326.20144)
  23. 45459 - Update for Office 2019 for x64 1808 of volume version(10417.20207)
  24. 45461 - Update for Office 2019 for x86 1808 of volume version(10417.20207)
  25. 45463 - Update for Office 2021 for x64 2108 of volume version(14334.20906)
  26. 45465 - Update for Office 2021 for x86 2108 of volume version(14334.20906)
  27. 45467 - Update for Office 2021 for x64 2608 of Retail Version(20326.20144)
  28. 45469 - Update for Office 2021 for x86 2608 of Retail Version(20326.20144)
  29. 45471 - Update for Office 2024 for x64 2408 of volume version(17932.20976)
  30. 45473 - Update for Office 2024 for x86 2408 of volume version(17932.20976)
  31. 45475 - Update for Office 2024 for x86 2608 of Retail Version(20326.20144)
  32. 45477 - Update for Office 2024 for x64 2608 of Retail Version(20326.20144)
  33. 45478 - Security Update for Microsoft Word 2016 (KB5002923) 32-Bit Edition
  34. 45479 - Security Update for Microsoft Word 2016 (KB5002923) 64-Bit Edition
  35. 45481 - Security Update for Microsoft Publisher 2016 (KB5002644) 64-Bit Edition
  36. 45482 - Security Update for Microsoft Publisher 2016 (KB5002644) 32-Bit Edition
  37. 45483 - Security Update for Microsoft PowerPoint 2016 (KB5002920) 64-Bit Edition
  38. 45484 - Security Update for Microsoft PowerPoint 2016 (KB5002920) 32-Bit Edition
  39. 45486 - Security Update for Microsoft Office 2016 (KB5002913) 64-Bit Edition
  40. 45487 - Security Update for Microsoft Office 2016 (KB5002913) 32-Bit Edition
  41. 45488 - Security Update for Microsoft Outlook 2016 (KB5002919) 32-Bit Edition
  42. 45489 - Security Update for Microsoft Outlook 2016 (KB5002919) 64-Bit Edition
  43. 45490 - Security Update for Microsoft Access 2016 (KB5002912) 64-Bit Edition
  44. 45491 - Security Update for Microsoft Access 2016 (KB5002912) 32-Bit Edition
  45. 45492 - Update for Microsoft Visual Studio Professional 2022 (17.14.40) (Online Installer)
  46. 45493 - Update for Microsoft Visual Studio Community 2022 (17.14.40) (Online Installer)
  47. 45494 - Update for Microsoft Visual Studio Enterprise 2022 (17.14.40) (Online Installer)
  48. 45495 - Update for Microsoft Visual Studio Professional 2019 (16.11.60) (Online Installer) (Manual Upload Required)
  49. 45496 - Update for Microsoft Visual Studio Community 2019 (16.11.60) (Online Installer) (Manual Upload Required)
  50. 45497 - Update for Microsoft Visual Studio Enterprise 2019 (16.11.60) (Online Installer) (Manual Upload Required)
  51. 45498 - Update for Microsoft Visual Studio Professional 2017 (15.9.83) (Online Installer) (Manual Upload Required)
  52. 45499 - Update for Microsoft Visual Studio Community 2017 (15.9.83) (Online Installer) (Manual Upload Required)
  53. 45500 - Update for Microsoft Visual Studio Enterprise 2017 (15.9.83) (Online Installer) (Manual Upload Required)
  54. 45501 - Update for Microsoft Visual Studio Professional 2026 (18.9.3) (Online Installer)
  55. 45502 - Update for Microsoft Visual Studio Enterprise 2026 (18.9.3) (Online Installer)
  56. 45503 - Update for Microsoft Visual Studio Community 2026 (18.9.3) (Online Installer)
  57. 45504 - Security Update for Microsoft Office 2016 (KB4011160) 64-Bit Edition
  58. 45505 - Security Update for Microsoft Office 2016 (KB4011160) 32-Bit Edition
  59. 45506 - Security Update for Microsoft Office 2016 (KB5002898) 32-Bit Edition
  60. 45507 - Security Update for Microsoft Office 2016 (KB5002898) 64-Bit Edition
  61. 45508 - Security Update for SQL Server 2017 RTM (KB5122775)
  62. 45509 - Security Update for SQL Server 2017 RTM CU (KB5122774)
  63. 45510 - Security Update for SQL Server 2019 RTM (KB5122773)
  64. 45511 - Security Update for SQL Server 2019 RTM CU (KB5122772)
  65. 45512 - Security Update for SQL Server 2022 RTM (KB5122771)
  66. 45513 - Security Update for SQL Server 2022 RTM CU (KB5122768)
  67. 45514 - Security Update for SQL Server 2025 RTM (KB5122770)
  68. 45515 - Security Update for SQL Server 2025 RTM CU (KB5122769)
  69. 45516 - Security Update for Exchange Server SE RTM SU10 (KB5121608)
Non - Security Updates:
  1. 113888 - Update for Microsoft Visual Studio Professional 2026 (18.10.0) (Online Installer)
  2. 113889 - Update for Microsoft Visual Studio Enterprise 2026 (18.10.0) (Online Installer)
  3. 113890 - Update for Microsoft Visual Studio Community 2026 (18.10.0) (Online Installer)
  4. 113891 - Microsoft Visual Studio Code (1.136.2) (User)
Third party Updates:
  1. 363515 - Adobe Acrobat 2024 (Classic Track) (x64) (24.001.30429)
  2. 363516 - Adobe Acrobat DC (64-bit) (26.002.21901)
  3. 363517 - Adobe Acrobat DC Pro and Standard (Continuous Track) update - All languages (26.002.21901)
  4. 363518 - Adobe Acrobat Reader DC (26.002.21901)
  5. 363519 - Adobe Acrobat Reader DC (x64) (26.002.21901)
  6. 363520 - Adobe Acrobat Reader DC MUI (26.002.21901)
  7. 363521 - Adobe Acrobat Reader DC MUI (x64) (26.002.21901)
  8. 363522 - Google Chrome (153.0.8010.36,153.0.8010.37)
MAC Updates:
  1. 616402 - Google Chrome 153.0.8010.36,153.0.8010.37
  2. 616403 - Evernote 11.33.5
  3. 616404 - 1Password 8.12.36
  4. 616405 - Pritunl 1.4.4744.47
  5. 616406 - Adobe Acrobat Reader DC 26.002.21901
  6. 616407 - iTerm2 3.7.0
  7. 616408 - Postman 12.27.1 (Apple Silicon)
  8. 616409 - Postman 12.27.1 (Intel)
  9. 616410 - Notion 7.33.0
  10. 616411 - Adobe Acrobat DC 26.002.21901
  11. 616412 - Loom 0.373.3 (Apple Silicon)
  12. 616413 - Loom 0.373.3 (Intel)
  13. 616414 - Draw.io 31.4.5
  14. 616415 - Claude 1.49585.0
  15. 616416 - ChatGPT 26.903.61454 (Unified) (Intel)
  16. 616417 - ChatGPT 26.903.61454 (Unified) (Apple Silicon)
  17. 616418 - Visual Studio Code 1.136.2
Supported Zero-day CVE: 2

CVE-2026-81963 - Windows Update Stack Elevation of Privilege Vulnerability

patchidbulletiniddescription
45353MS26-SEP32026-09 Cumulative Update for Windows 11, version 23H2 for arm64-based Systems (KB5122880) (CVE-2026-81963)
45354MS26-SEP32026-09 Cumulative Update for Windows 11, version 23H2 for x64-based Systems (KB5122880) (CVE-2026-81963)
45355MS26-SEP32026-09 Cumulative Update for Windows 11, version 26H2 for arm64-based Systems (KB5124008) (26300.9445) (CVE-2026-81963)
45356MS26-SEP32026-09 Cumulative Update for Windows 11, version 26H2 for x64-based Systems (KB5124008) (26300.9445) (CVE-2026-81963)
45357MS26-SEP32026-09 Cumulative Update for Windows 11, version 25H2 for arm64-based Systems (KB5124008) (26200.9445) (CVE-2026-81963)
45358MS26-SEP32026-09 Cumulative Update for Windows 11, version 24H2 for x64-based Systems (KB5124008) (26100.9445) (CVE-2026-81963)
45359MS26-SEP32026-09 Cumulative Update for Windows 11, version 26H1 for arm64-based Systems (KB5124012) (28000.2954) (CVE-2026-81963)
45361MS26-SEP32026-09 Cumulative Update for Microsoft server operating system version 24H2 for x64-based Systems (KB5122871) (26100.33438) (CVE-2026-81963)
45431MS26-SEP32026-09 Cumulative Update for Windows 11, version 26H1 for x64-based Systems (KB5124012) (28000.2954) (CVE-2026-81963)

CVE-2026-85880 - Windows Advanced Local Procedure Call (ALPC) Elevation of Privilege Vulnerability

patchidbulletiniddescription
45343MS26-SEP32026-09 Cumulative Update for Windows 10 Version 1607 for x64-based Systems (KB5123099) (CVE-2026-85880)
45344MS26-SEP32026-09 Cumulative Update for Windows Server 2016 for x64-based Systems (KB5123099) (CVE-2026-85880)
45345MS26-SEP32026-09 Cumulative Update for Windows 10 Version 1607 for x86-based Systems (KB5123099) (CVE-2026-85880)
45346MS26-SEP32026-09 Cumulative Update for Windows 10 Version 1809 for x64-based Systems (KB5122876) (CVE-2026-85880)
45347MS26-SEP32026-09 Cumulative Update for Windows Server 2019 for x64-based Systems (KB5122876) (CVE-2026-85880)
45348MS26-SEP32026-09 Cumulative Update for Windows 10 Version 1809 for x86-based Systems (KB5122876) (CVE-2026-85880)
45349MS26-SEP32026-09 Cumulative Update for Windows 10 Version 21H2 for x64-based Systems (KB5122878) (CVE-2026-85880)
45350MS26-SEP32026-09 Cumulative Update for Windows 10 Version 21H2 for x86-based Systems (KB5122878) (CVE-2026-85880)
45351MS26-SEP32026-09 Cumulative Update for Windows 10 Version 22H2 for x64-based Systems (KB5122878) (ESU) (CVE-2026-85880)
45352MS26-SEP32026-09 Cumulative Update for Windows 10 Version 22H2 for x86-based Systems (KB5122878) (ESU) (CVE-2026-85880)
45360MS26-SEP32026-09 Cumulative Update for Microsoft server operating system version 21H2 for x64-based Systems (KB5122882) (CVE-2026-85880)
45389MS26-SEP62026-09 Security Monthly Quality Rollup for Windows Server 2012 for x64-based Systems (KB5123065) (ESU) (CVE-2026-85880)
45390MS26-SEP62026-09 Security Monthly Quality Rollup for Windows Server 2012 R2 for x64-based Systems (KB5123066) (ESU) (CVE-2026-85880)

Cheers,
The ManageEngine Team


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        2018 is coming to an end but the fight against this year's cyberthreats is far from over. ManageEngine brings you an Endpoint Security and Management seminar where you'll have a chance to work with product experts on formulating a plan to protect your endpoints from different malware, including ransomware. Join us at any of our one-day complimentary seminars in Mumbai and Bangalore and show these threats who's boss!  Register now to save your spot! What's in it for you? Discover the top cybersecurity

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