Windows Organized Feed for Admins

Machine-readable Windows security update data — CVEs, exploitation status, and build versions per OS release. Sourced from MSRC and CISA KEV.

Last Updated 20 May 2026 01:23 UTC
Next Check 20 May 2026 06:30 UTC
Build Status Success
Feed Hash 82bcdd0f27c0
OS Versions 13
Security Releases 238
CVEs Tracked 8151
Actively Exploited 214

Windows 11

4 versions

26H1

63
CVEs
0
Exploited
6
Releases
2026-05-12  ·  10.0.28000.2113

25H2

63
CVEs
0
Exploited
9
Releases
2026-05-12  ·  10.0.26200.8457

24H2

63
CVEs
0
Exploited
24
Releases
2026-05-12  ·  10.0.26100.8457
End of Life

23H2

58
CVEs
0
Exploited
18
Releases
2026-05-12  ·  10.0.22631.7079

Windows 10

4 versions

1809

54
CVEs
0
Exploited
44
Releases
2026-05-12  ·  10.0.17763.8755

1607

46
CVEs
0
Exploited
44
Releases
2026-05-12  ·  10.0.14393.9140
End of Life

22H2

56
CVEs
0
Exploited
13
Releases
2026-05-12  ·  10.0.19045.7291
End of Life

21H2

56
CVEs
0
Exploited
24
Releases
2026-05-12  ·  10.0.19044.7291

Windows Server

5 versions

2025

68
CVEs
0
Exploited
13
Releases
2026-05-12  ·  10.0.26100.32860

2022

61
CVEs
0
Exploited
13
Releases
2026-05-12  ·  10.0.20348.5139

2019

56
CVEs
0
Exploited
13
Releases
2026-05-12  ·  10.0.17763.8755

2016

49
CVEs
0
Exploited
13
Releases
2026-05-12  ·  10.0.14393.9140
End of Life

2012

44
CVEs
0
Exploited
4
Releases
2026-05-12  ·  4.8.9334.0 and 4.8.4802.0

Latest Patch Tuesday

May 2026  ·  2026-05-12
737
Total CVEs
0
Actively Exploited
13
Versions Updated
OS Version KB Article Build CVEs Exploited KEV
Windows 11 26H1 KB5089548 10.0.28000.2113 63
Windows 11 25H2 KB5089549 10.0.26200.8457 63
Windows 11 24H2 KB5089549 10.0.26100.8457 63
Windows 11 23H2 KB5087420 10.0.22631.7079 58
Windows 10 1809 KB5087538 10.0.17763.8755 54
Windows 10 1607 KB5087537 10.0.14393.9140 46
Windows 10 22H2 KB5087544 10.0.19045.7291 56
Windows 10 21H2 KB5087544 10.0.19044.7291 56
Windows Server 2025 KB5087539 10.0.26100.32860 68
Windows Server 2022 KB5087545 10.0.20348.5139 61
Windows Server 2019 KB5087538 10.0.17763.8755 56
Windows Server 2016 KB5087537 10.0.14393.9140 49
Windows Server 2012 KB5087067 4.8.9334.0 and 4.8.4802.0 44