Microsoft · Microsoft
Windows Server 2016 security updates
Patch Radar has 127 security fixes for Windows Server 2016, closing 6,043 CVEs, 160 of which are being exploited. The newest security fix is KB5126649, released October 13, 2026.
160 exploited CVEs
Latest version
n/a
Release date not known
Security fixes
127
On record in Patch Radar
CVEs
6,043
Closed by those fixes
Exploited
160
Vendor report or CISA KEV
Security fixes, newest first
| Priority | Fix | Fixed in | CVEs | Exploited | Released |
|---|---|---|---|---|---|
| High | KB5126649 | 2 | Oct 13, 2026 | ||
| Patch now | KB5126868 | 14393.9612 | 769 | 1 | Oct 13, 2026 |
| Urgent | KB5122874 | 1 | Sep 8, 2026 | ||
| Patch now | KB5123099 | 14393.9512 | 562 | 1 | Sep 8, 2026 |
| Patch now | KB5120418 | 14393.9418 | 162 | 1 | Aug 11, 2026 |
| Patch now | KB5099535 | 14393.9339 | 258 | 2 | Jul 14, 2026 |
| Urgent | KB5094122 | 14393.9234 | 72 | Jun 9, 2026 | |
| Urgent | KB5087537 | 14393.9140 | 47 | May 12, 2026 | |
| Patch now | KB5082198 | 14393.9060 | 84 | 1 | Apr 14, 2026 |
| Urgent | KB5078938 | 14393.8957 | 35 | Mar 10, 2026 | |
| Patch now | KB5075999 | 14393.8868 | 21 | 5 | Feb 10, 2026 |
| Patch now | KB5073722 | 14393.8783 | 53 | 1 | Jan 13, 2026 |
| Urgent | KB5071543 | 14393.8688 | 15 | Dec 9, 2025 | |
| Urgent | KB5068864 | 14393.8594 | 26 | Nov 11, 2025 | |
| Patch now | KB5070882 | 14393.8524 | 1 | 1 | Oct 23, 2025 |
| Patch now | KB5066836 | 14393.8519 | 78 | 3 | Oct 14, 2025 |
| Urgent | KB5065427 | 14393.8422 | 45 | Sep 9, 2025 | |
| Urgent | KB5063871 | 14393.8330 | 48 | Aug 12, 2025 | |
| Urgent | KB5062560 | 14393.8246 | 88 | Jul 8, 2025 | |
| Patch now | KB5061010 | 14393.8148 | 37 | 2 | Jun 10, 2025 |
| Patch now | KB5058383 | 14393.8066 | 38 | 4 | May 13, 2025 |
| Patch now | KB5055521 | 14393.7969 | 61 | 1 | Apr 8, 2025 |
| Patch now | KB5053594 | 14393.7876 | 35 | 7 | Mar 11, 2025 |
| Patch now | KB5052006 | 14393.7785 | 33 | 2 | Feb 11, 2025 |
| Urgent | KB5049993 | 14393.7699 | 112 | Jan 14, 2025 | |
| Patch now | KB5048671 | 14393.7606 | 33 | 1 | Dec 10, 2024 |
| Patch now | KB5046612 | 14393.7515 | 27 | 2 | Nov 12, 2024 |
| Patch now | KB5044293 | 14393.7428 | 57 | 2 | Oct 8, 2024 |
| Patch now | KB5043051 | 14393.7336 | 38 | 3 | Sep 10, 2024 |
| Patch now | KB5041773 | 14393.7259 | 45 | 4 | Aug 13, 2024 |
| Patch now | KB5040434 | 14393.7159 | 83 | 2 | Jul 9, 2024 |
| Patch now | KB5039214 | 14393.7070 | 28 | 3 | Jun 11, 2024 |
| Patch now | KB5037763 | 14393.6981 | 34 | 2 | May 14, 2024 |
| Patch now | KB5036899 | 14393.6897 | 67 | 1 | Apr 9, 2024 |
| Patch now | KB5035855 | 14393.6796 | 30 | 1 | Mar 12, 2024 |
| Patch now | KB5034767 | 14393.6709 | 34 | 1 | Feb 13, 2024 |
| Patch now | KB5034119 | 14393.6614 | 30 | 1 | Jan 9, 2024 |
| Urgent | KB5033373 | 14393.6529 | 17 | Dec 12, 2023 | |
| Patch now | KB5032197 | 14393.6452 | 26 | 3 | Nov 14, 2023 |
| Patch now | KB5031362 | 14393.6351 | 71 | 3 | Oct 10, 2023 |
| Urgent | KB5030213 | 14393.6252 | 21 | Sep 12, 2023 | |
| Patch now | KB5029242 | 14393.6167 | 30 | 1 | Aug 8, 2023 |
| Patch now | KB5028169 | 14393.6085 | 86 | 3 | Jul 11, 2023 |
| Patch now | KB5027219 | 14393.5989 | 34 | 1 | Jun 13, 2023 |
| Patch now | KB5026363 | 14393.5921 | 17 | 1 | May 9, 2023 |
| Patch now | KB5025228 | 14393.5850 | 67 | 3 | Apr 11, 2023 |
| Patch now | KB5023697 | 14393.5786 | 55 | 1 | Mar 14, 2023 |
| Patch now | KB5022838 | 14393.5717 | 36 | 2 | Feb 14, 2023 |
| Patch now | KB5022289 | 14393.5648 | 53 | 1 | Jan 10, 2023 |
| Patch now | KB5021235 | 14393.5582 | 21 | 1 | Dec 13, 2022 |
| Patch now | KB5019964 | 14393.5501 | 34 | 5 | Nov 8, 2022 |
| Patch now | KB5018411 | 14393.5427 | 53 | 2 | Oct 11, 2022 |
| Patch now | KB5017305 | 14393.5356 | 40 | 1 | Sep 13, 2022 |
| Urgent | KB5012170 | 4 | Aug 9, 2022 | ||
| Patch now | KB5016622 | 14393.5291 | 52 | 1 | Aug 9, 2022 |
| Patch now | KB5015808 | 14393.5246 | 42 | 1 | Jul 12, 2022 |
| Patch now | KB5014702 | 14393.5192 | 30 | 1 | Jun 14, 2022 |
| Patch now | KB5013952 | 14393.5125 | 51 | 1 | May 10, 2022 |
| Patch now | KB5012596 | 14393.5066 | 86 | 2 | Apr 12, 2022 |
| Urgent | KB5011495 | 14393.5006 | 26 | Mar 8, 2022 | |
| Patch now | KB5010359 | 14393.4946 | 17 | 2 | Feb 8, 2022 |
| Patch now | KB5009546 | 14393.4886 | 64 | 1 | Jan 11, 2022 |
| Patch now | KB5008207 | 14393.4825 | 22 | 1 | Dec 14, 2021 |
| Patch now | KB5007192 | 14393.4770 | 24 | 3 | Nov 9, 2021 |
| Patch now | KB5006669 | 14393.4704 | 34 | 1 | Oct 12, 2021 |
| Patch now | KB5005573 | 14393.4651 | 30 | 2 | Sep 14, 2021 |
| Patch now | KB5005043 | 14393.4583 | 24 | 2 | Aug 10, 2021 |
| Patch now | KB5004238 | 14393.4530 | 59 | 3 | Jul 13, 2021 |
| Patch now | KB5004948 | 14393.4470 | 1 | 1 | Jul 7, 2021 |
| Patch now | KB5003638 | 14393.4467 | 19 | 5 | Jun 8, 2021 |
| Urgent | KB5003197 | 14393.4402 | 14 | May 11, 2021 | |
| Urgent | KB5001347 | 14393.4350 | 63 | Apr 13, 2021 | |
| Patch now | KB5000803 | 14393.4283 | 36 | 1 | Mar 9, 2021 |
| Patch now | KB4601318 | 14393.4225 | 23 | 1 | Feb 9, 2021 |
| Urgent | KB4598243 | 14393.4169 | 55 | Jan 12, 2021 | |
| Urgent | KB4593226 | 14393.4104 | 15 | Dec 8, 2020 | |
| Patch now | KB4586830 | 14393.4046 | 47 | 1 | Nov 10, 2020 |
| Patch now | KB4580346 | 14393.3986 | 42 | 1 | Oct 13, 2020 |
| Patch now | KB4577015 | 14393.3930 | 67 | 1 | Sep 8, 2020 |
| Patch now | KB4571694 | 14393.3866 | 83 | 2 | Aug 11, 2020 |
| High | KB4565912 | 1 | Jul 14, 2020 | ||
| Patch now | KB4565511 | 14393.3808 | 67 | 1 | Jul 14, 2020 |
| Patch now | KB4561616 | 14393.3750 | 70 | 1 | Jun 9, 2020 |
| Patch now | KB4556813 | 14393.3686 | 72 | 1 | May 12, 2020 |
| Patch now | KB4550929 | 14393.3630 | 56 | 4 | Apr 14, 2020 |
| Patch now | KB4540670 | 14393.3564 | 84 | 1 | Mar 10, 2020 |
| Patch now | KB4537764 | 14393.3504 | 73 | 2 | Feb 11, 2020 |
| Patch now | KB4534271 | 14393.3443 | 34 | 2 | Jan 14, 2020 |
| Patch now | KB4530689 | 14393.3384 | 13 | 1 | Dec 10, 2019 |
| Patch now | KB4525236 | 14393.3326 | 43 | 3 | Nov 12, 2019 |
| High | KB4519335 | 1 | Oct 9, 2019 | ||
| Patch now | KB4519998 | 14393.3274 | 34 | 2 | Oct 8, 2019 |
| Patch now | KB4516044 | 14393.3204 | 50 | 2 | Sep 10, 2019 |
| Urgent | KB4512517 | 14393.3144 | 56 | Aug 13, 2019 | |
| Patch now | KB4507460 | 14393.3085 | 42 | 2 | Jul 9, 2019 |
| Patch now | KB4503267 | 14393.3025 | 57 | 2 | Jun 11, 2019 |
| Patch now | KB4494440 | 14393.2969 | 52 | 2 | May 14, 2019 |
| Patch now | KB4493470 | 14393.2906 | 48 | 3 | Apr 9, 2019 |
| Patch now | KB4489882 | 14393.2848 | 41 | 2 | Mar 12, 2019 |
| Patch now | KB4487026 | 14393.2791 | 44 | 1 | Feb 12, 2019 |
Showing the newest 100 of 127 fixes.
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