Microsoft · Microsoft
Windows Server 2012 (Server Core installation) security updates
Patch Radar has 265 security fixes for Windows Server 2012 (Server Core installation), closing 4,705 CVEs, 134 of which are being exploited. The newest security fix is KB5126835, released October 13, 2026.
134 exploited CVEs
Latest version
n/a
Release date not known
Security fixes
265
On record in Patch Radar
CVEs
4,705
Closed by those fixes
Exploited
134
Vendor report or CISA KEV
Security fixes, newest first
| Priority | Fix | Fixed in | CVEs | Exploited | Released |
|---|---|---|---|---|---|
| Urgent | KB5126835 | 612 | Oct 13, 2026 | ||
| High | KB5127357 | 2 | Oct 13, 2026 | ||
| Patch now | KB5123065 | 400 | 1 | Sep 8, 2026 | |
| Patch now | KB5120386 | 131 | 1 | Aug 11, 2026 | |
| Patch now | KB5099445 | 171 | 2 | Jul 14, 2026 | |
| High | KB5099415 | 1 | Jul 14, 2026 | ||
| Urgent | KB5094042 | 60 | Jun 9, 2026 | ||
| Urgent | KB5087470 | 39 | May 12, 2026 | ||
| Urgent | KB5082127 | 55 | Apr 14, 2026 | ||
| High | KB5082806 | 1 | Apr 14, 2026 | ||
| Urgent | KB5078775 | 31 | Mar 10, 2026 | ||
| High | KB5078738 | 1 | Mar 10, 2026 | ||
| Patch now | KB5075971 | 13 | 4 | Feb 10, 2026 | |
| Patch now | KB5073698 | 36 | 1 | Jan 13, 2026 | |
| Urgent | KB5071505 | 10 | Dec 9, 2025 | ||
| Urgent | KB5068907 | 17 | Nov 11, 2025 | ||
| Patch now | KB5070887 | 1 | 1 | Oct 23, 2025 | |
| Patch now | KB5066875 | 46 | 3 | Oct 14, 2025 | |
| High | KB5066840 | 3 | Oct 14, 2025 | ||
| Urgent | KB5065509 | 34 | Sep 9, 2025 | ||
| Routine | KB5065435 | 2 | Sep 9, 2025 | ||
| Urgent | KB5063906 | 46 | Aug 12, 2025 | ||
| Urgent | KB5062592 | 59 | Jul 8, 2025 | ||
| Patch now | KB5061059 | 20 | 2 | Jun 10, 2025 | |
| Patch now | KB5060996 | 1 | 1 | Jun 10, 2025 | |
| Patch now | KB5058451 | 33 | 4 | May 13, 2025 | |
| Patch now | KB5058380 | 1 | 1 | May 13, 2025 | |
| Patch now | KB5055581 | 47 | 1 | Apr 8, 2025 | |
| High | KB5055515 | 1 | Apr 8, 2025 | ||
| Patch now | KB5053886 | 24 | 7 | Mar 11, 2025 | |
| Patch now | KB5052020 | 23 | 1 | Feb 11, 2025 | |
| Urgent | KB5051972 | 1 | Feb 11, 2025 | ||
| Urgent | KB5050004 | 93 | Jan 14, 2025 | ||
| Urgent | KB5049994 | 7 | Jan 14, 2025 | ||
| Patch now | KB5048699 | 30 | 1 | Dec 10, 2024 | |
| Urgent | KB5046697 | 20 | Nov 12, 2024 | ||
| Patch now | KB5044342 | 46 | 1 | Oct 8, 2024 | |
| Patch now | KB5043125 | 21 | 3 | Sep 10, 2024 | |
| Patch now | KB5041851 | 35 | 2 | Aug 13, 2024 | |
| Patch now | KB5040485 | 62 | 1 | Jul 9, 2024 | |
| Patch now | KB5039260 | 20 | 2 | Jun 11, 2024 | |
| Urgent | KB5037778 | 24 | May 14, 2024 | ||
| Patch now | KB5036969 | 53 | 1 | Apr 9, 2024 | |
| Urgent | KB5035930 | 25 | Mar 12, 2024 | ||
| Urgent | KB5034830 | 30 | Feb 13, 2024 | ||
| Urgent | KB5034184 | 22 | Jan 9, 2024 | ||
| Urgent | KB5034120 | 1 | Jan 9, 2024 | ||
| Urgent | KB5033429 | 18 | Dec 12, 2023 | ||
| Urgent | KB5033376 | 1 | Dec 12, 2023 | ||
| Patch now | KB5032247 | 18 | 3 | Nov 14, 2023 | |
| Urgent | KB5032191 | 1 | Nov 14, 2023 | ||
| Patch now | KB5031427 | 61 | 2 | Oct 10, 2023 | |
| Patch now | KB5031442 | 61 | 2 | Oct 10, 2023 | |
| High | KB5031355 | 1 | Oct 10, 2023 | ||
| Urgent | KB5030278 | 13 | Sep 12, 2023 | ||
| Urgent | KB5030279 | 13 | Sep 12, 2023 | ||
| High | KB5030209 | 1 | Sep 12, 2023 | ||
| Patch now | KB5029295 | 25 | 1 | Aug 8, 2023 | |
| Patch now | KB5029308 | 25 | 1 | Aug 8, 2023 | |
| Patch now | KB5028232 | 69 | 2 | Jul 11, 2023 | |
| Patch now | KB5028233 | 69 | 2 | Jul 11, 2023 | |
| Patch now | KB5028167 | 3 | 1 | Jul 11, 2023 | |
| Urgent | KB5027281 | 20 | Jun 13, 2023 | ||
| Urgent | KB5027283 | 20 | Jun 13, 2023 | ||
| Patch now | KB5026411 | 15 | 1 | May 9, 2023 | |
| Patch now | KB5026419 | 15 | 1 | May 9, 2023 | |
| Urgent | KB5026366 | 1 | May 9, 2023 | ||
| Patch now | KB5025272 | 61 | 2 | Apr 11, 2023 | |
| Patch now | KB5025287 | 61 | 2 | Apr 11, 2023 | |
| Urgent | KB5023752 | 47 | Mar 14, 2023 | ||
| Urgent | KB5023756 | 47 | Mar 14, 2023 | ||
| High | KB5022835 | 1 | Mar 2, 2023 | ||
| Patch now | KB5022895 | 33 | 2 | Feb 14, 2023 | |
| Patch now | KB5022903 | 33 | 2 | Feb 14, 2023 | |
| Urgent | KB5022343 | 46 | Jan 10, 2023 | ||
| Urgent | KB5022348 | 46 | Jan 10, 2023 | ||
| Urgent | KB5021285 | 19 | Dec 13, 2022 | ||
| Urgent | KB5021303 | 19 | Dec 13, 2022 | ||
| Patch now | KB5020003 | 21 | 3 | Nov 8, 2022 | |
| Patch now | KB5020009 | 21 | 3 | Nov 8, 2022 | |
| Patch now | KB5018457 | 48 | 2 | Oct 11, 2022 | |
| Patch now | KB5018478 | 48 | 2 | Oct 11, 2022 | |
| Patch now | KB5017370 | 35 | 1 | Sep 13, 2022 | |
| Patch now | KB5017377 | 35 | 1 | Sep 13, 2022 | |
| Patch now | KB5016672 | 35 | 1 | Aug 9, 2022 | |
| Patch now | KB5016684 | 35 | 1 | Aug 9, 2022 | |
| Urgent | KB5012170 | 4 | Aug 9, 2022 | ||
| Patch now | KB5015863 | 36 | 1 | Jul 12, 2022 | |
| Patch now | KB5015875 | 36 | 1 | Jul 12, 2022 | |
| Patch now | KB5014741 | 24 | 1 | Jun 14, 2022 | |
| Patch now | KB5014747 | 24 | 1 | Jun 14, 2022 | |
| Patch now | KB5014017 | 43 | 1 | May 10, 2022 | |
| Patch now | KB5014018 | 43 | 1 | May 10, 2022 | |
| Patch now | KB5012650 | 59 | 2 | Apr 12, 2022 | |
| Patch now | KB5012666 | 59 | 2 | Apr 12, 2022 | |
| Urgent | KB5011527 | 21 | Mar 8, 2022 | ||
| Urgent | KB5011535 | 21 | Mar 8, 2022 | ||
| Patch now | KB5010392 | 14 | 2 | Feb 8, 2022 | |
| Patch now | KB5010412 | 14 | 2 | Feb 8, 2022 | |
| Patch now | KB5009586 | 48 | 1 | Jan 11, 2022 |
Showing the newest 100 of 265 fixes.
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