Microsoft · Microsoft
Windows 10 for 32-bit Systems security updates
Patch Radar has 119 security fixes for Windows 10 for 32-bit Systems, closing 3,399 CVEs, 141 of which are being exploited. The newest security fix is KB5066837 (10240.21161), released October 14, 2025. This product is no longer supported.
Unsupported product141 exploited CVEs
Latest version
n/a
Release date not known
Security fixes
119
On record in Patch Radar
CVEs
3,399
Closed by those fixes
Exploited
141
Vendor report or CISA KEV
Security fixes, newest first
| Priority | Fix | Fixed in | CVEs | Exploited | Released |
|---|---|---|---|---|---|
| Patch now | KB5066837 | 10240.21161 | 68 | 3 | Oct 14, 2025 |
| Urgent | KB5065430 | 10240.21128 | 30 | Sep 9, 2025 | |
| Urgent | KB5063889 | 10240.21100 | 36 | Aug 12, 2025 | |
| Urgent | KB5062561 | 10240.21073 | 57 | Jul 8, 2025 | |
| Patch now | KB5060998 | 10240.21034 | 30 | 2 | Jun 10, 2025 |
| Patch now | KB5058387 | 10240.21014 | 33 | 4 | May 13, 2025 |
| Patch now | KB5055547 | 10240.20979 | 44 | 1 | Apr 9, 2025 |
| Patch now | KB5053618 | 10240.20947 | 29 | 7 | Mar 11, 2025 |
| Patch now | KB5052040 | 10240.20915 | 27 | 2 | Feb 11, 2025 |
| Urgent | KB5050013 | 10240.20890 | 103 | Jan 14, 2025 | |
| Patch now | KB5048703 | 10240.20857 | 23 | 1 | Dec 10, 2024 |
| Patch now | KB5046665 | 10240.20826 | 23 | 2 | Nov 12, 2024 |
| Patch now | KB5044286 | 10240.20796 | 33 | 2 | Oct 8, 2024 |
| Patch now | KB5043083 | 10240.20766 | 24 | 4 | Sep 10, 2024 |
| Patch now | KB5041782 | 10240.20751 | 37 | 4 | Aug 13, 2024 |
| Patch now | KB5040448 | 10240.20710 | 61 | 2 | Jul 9, 2024 |
| Patch now | KB5039225 | 10240.20680 | 23 | 3 | Jun 11, 2024 |
| Patch now | KB5037788 | 10240.20651 | 30 | 2 | May 14, 2024 |
| Patch now | KB5036925 | 10240.20596 | 51 | 1 | Apr 9, 2024 |
| Patch now | KB5035858 | 10240.20526 | 28 | 1 | Mar 12, 2024 |
| Patch now | KB5034774 | 10240.20469 | 33 | 1 | Feb 13, 2024 |
| Patch now | KB5034134 | 10240.20402 | 23 | 1 | Jan 9, 2024 |
| Urgent | KB5033379 | 10240.20345 | 15 | Dec 12, 2023 | |
| Patch now | KB5032199 | 10240.20308 | 21 | 3 | Nov 14, 2023 |
| Patch now | KB5031377 | 10240.20232 | 62 | 2 | Oct 10, 2023 |
| Urgent | KB5030220 | 10240.20162 | 16 | Sep 12, 2023 | |
| Patch now | KB5029259 | 10240.20107 | 29 | 1 | Aug 8, 2023 |
| Patch now | KB5028186 | 10240.20048 | 61 | 2 | Jul 11, 2023 |
| Urgent | KB5027230 | 10240.19983 | 25 | Jun 13, 2023 | |
| Patch now | KB5026382 | 10240.19926 | 15 | 1 | May 9, 2023 |
| Patch now | KB5025234 | 10240.19869 | 50 | 2 | Apr 11, 2023 |
| Urgent | KB5023713 | 10240.19805 | 50 | Mar 14, 2023 | |
| Patch now | KB5022858 | 10240.19747 | 36 | 2 | Feb 14, 2023 |
| Patch now | KB5022297 | 10240.19685 | 53 | 1 | Jan 10, 2023 |
| Urgent | KB5021243 | 10240.19624 | 22 | Dec 13, 2022 | |
| Patch now | KB5019970 | 10240.19567 | 33 | 5 | Nov 8, 2022 |
| Patch now | KB5018425 | 10240.19507 | 48 | 2 | Oct 11, 2022 |
| Patch now | KB5017327 | 10240.19444 | 35 | 1 | Sep 13, 2022 |
| Urgent | KB5012170 | 4 | Aug 9, 2022 | ||
| Patch now | KB5016639 | 10240.19387 | 44 | 1 | Aug 9, 2022 |
| Patch now | KB5015832 | 10240.19360 | 36 | 1 | Jul 12, 2022 |
| Patch now | KB5014710 | 10240.19325 | 23 | 1 | Jun 14, 2022 |
| Patch now | KB5013963 | 10240.19297 | 36 | 2 | May 10, 2022 |
| Patch now | KB5012653 | 10240.19265 | 51 | 2 | Apr 12, 2022 |
| Urgent | KB5011491 | 10240.19235 | 25 | Mar 8, 2022 | |
| Patch now | KB5010358 | 10240.19204 | 15 | 2 | Feb 8, 2022 |
| Patch now | KB5009585 | 10240.19177 | 59 | 1 | Jan 11, 2022 |
| Patch now | KB5008230 | 10240.19145 | 21 | 1 | Dec 14, 2021 |
| Patch now | KB5007207 | 10240.19119 | 17 | 1 | Nov 9, 2021 |
| Patch now | KB5006675 | 10240.19086 | 30 | 1 | Oct 12, 2021 |
| Patch now | KB5005569 | 10240.19060 | 29 | 2 | Sep 14, 2021 |
| Patch now | KB5005040 | 10240.19022 | 22 | 1 | Aug 10, 2021 |
| Patch now | KB5004249 | 10240.19003 | 42 | 3 | Jul 13, 2021 |
| Patch now | KB5004950 | 10240.18969 | 1 | 1 | Jul 6, 2021 |
| Routine | KB5023787 | 1 | Jun 8, 2021 | ||
| Patch now | KB5003687 | 10240.18967 | 19 | 5 | Jun 8, 2021 |
| Urgent | KB5003172 | 10240.18932 | 14 | May 11, 2021 | |
| Urgent | KB5001340 | 10240.18906 | 59 | Apr 13, 2021 | |
| Patch now | KB5000807 | 10240.18874 | 23 | 1 | Mar 9, 2021 |
| Urgent | KB4601331 | 10240.18841 | 17 | Feb 9, 2021 | |
| Urgent | KB4598231 | 10240.18818 | 51 | Jan 12, 2021 | |
| Urgent | KB4592464 | 10240.18782 | 13 | Dec 8, 2020 | |
| Patch now | KB4586787 | 10240.18756 | 43 | 1 | Nov 10, 2020 |
| Patch now | KB4580327 | 10240.18725 | 35 | 1 | Oct 13, 2020 |
| Patch now | KB4577049 | 10240.18696 | 53 | 1 | Sep 8, 2020 |
| Patch now | KB4571692 | 10240.18666 | 74 | 2 | Aug 11, 2020 |
| High | KB4565911 | 1 | Jul 14, 2020 | ||
| Urgent | KB4565513 | 10240.18638 | 59 | Jul 14, 2020 | |
| Patch now | KB4561649 | 10240.18608 | 61 | 1 | Jun 9, 2020 |
| Patch now | KB4556826 | 10240.18575 | 56 | 1 | May 12, 2020 |
| Patch now | KB4550930 | 10240.18545 | 51 | 4 | Apr 14, 2020 |
| Patch now | KB4540693 | 10240.18519 | 79 | 1 | Mar 10, 2020 |
| Patch now | KB4537776 | 10240.18486 | 65 | 2 | Feb 11, 2020 |
| Patch now | KB4534306 | 10240.18453 | 29 | 2 | Jan 14, 2020 |
| Patch now | KB4530681 | 10240.18427 | 12 | 1 | Dec 10, 2019 |
| Patch now | KB4525232 | 10240.18395 | 41 | 3 | Nov 12, 2019 |
| Patch now | KB4520011 | 10240.18368 | 31 | 2 | Oct 8, 2019 |
| Patch now | KB4516070 | 10240.18333 | 46 | 2 | Sep 10, 2019 |
| Urgent | KB4512497 | 10240.18305 | 54 | Aug 13, 2019 | |
| Patch now | KB4507458 | 10240.18275 | 36 | 2 | Jul 9, 2019 |
| Patch now | KB4503291 | 10240.18244 | 55 | 1 | Jun 11, 2019 |
| Patch now | KB4499154 | 10240.18215 | 45 | 2 | May 14, 2019 |
| Patch now | KB4493475 | 10240.18186 | 45 | 3 | Apr 9, 2019 |
| Patch now | KB4489872 | 10240.18158 | 36 | 2 | Mar 12, 2019 |
| Patch now | KB4487018 | 10240.18132 | 43 | 1 | Feb 12, 2019 |
| Patch now | KB4480962 | 10240.18094 | 27 | 2 | Jan 8, 2019 |
| Patch now | KB4471323 | 10240.18063 | 16 | 2 | Dec 11, 2018 |
| Urgent | KB4467680 | 10240.18036 | 24 | Nov 13, 2018 | |
| Patch now | KB4462922 | 10240.18005 | 18 | 1 | Oct 9, 2018 |
| Patch now | KB4457132 | 10240.17976 | 36 | 1 | Sep 11, 2018 |
| Patch now | KB4343892 | 10240.17946 | 32 | 3 | Aug 14, 2018 |
| Urgent | KB4345455 | 10240.17918 | 21 | Jul 16, 2018 | |
| Urgent | KB4338829 | 10240.17914 | 20 | Jul 10, 2018 | |
| Urgent | KB4284860 | 10240.17889 | 24 | Jun 12, 2018 | |
| Patch now | KB4103716 | 10240.17861 | 35 | 2 | May 8, 2018 |
| Urgent | KB4093111 | 10240.17831 | 44 | Apr 10, 2018 | |
| Urgent | KB4088786 | 10240.17797 | 37 | Mar 13, 2018 | |
| Urgent | KB4074596 | 10240.17770 | 23 | Feb 13, 2018 | |
| Urgent | KB4056893 | 10240.17738 | 21 | Jan 3, 2018 | |
| Urgent | KB4053581 | 10240.17709 | 19 | Dec 12, 2017 |
Showing the newest 100 of 119 fixes.
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