Windows Server 2025 ↗

Microsoft · Operating System

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Track your version:Monitors Windows Server 2025 and tailors your dashboard to that exact version.

10.0.26100 · latest cycle—/100 Unknown

Summary iPlain-English security verdict for Windows Server 2025, generated from its current health score, actively-exploited vulnerabilities, and latest supported version.

Windows Server 2025's security status could not be assessed at the last sync — vulnerability data was unavailable.

Disclosure trend iNew CVEs published for Windows Server 2025 each year (NVD). A higher bar means more disclosures that year — more scrutiny, not necessarily less safe.

'19

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'22

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'24

'25

'26

Patch priority — what to act on iThe issues to fix first — actively exploited (CISA KEV) first, then by exploitation probability (EPSS), then severity. Each row's "→ fixed in" is the earliest version that patches it; "see advisory" means no fixed version is published.

No urgent unpatched issues identified. ✓

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Be emailed the moment Windows Server 2025 gets a newly exploited vulnerability (CISA KEV) or a release reaches end of life. Free · double opt-in · unsubscribe anytime.

We email only on real events for Windows Server 2025 — no marketing, no sharing, and we never know what you run. Track your whole stack →

Versions & lifecycle iWhen each release line stops receiving security patches (end-of-life). After EOL there are no more fixes — plan upgrades before these dates.

How long each Windows Server 2025 release line is supported — and when it sunsets. Select a line for its full report.

Oct10'34 Windows Server 2025 2025EOL 2034-10-10

Oct14'31 Windows Server 2025 2022EOL 2031-10-14

Jan9'29 Windows Server 2025 2019EOL 2029-01-09

Jan12'27 Windows Server 2025 2016EOL 2027-01-12

Oct24'25 Windows Server 2025 23h2-acended 2025-10-24

Oct10'23 Windows Server 2025 2012-r2ended 2023-10-10

Oct10'23 Windows Server 2025 2012ended 2023-10-10

Aug9'22 Windows Server 2025 20h2-sacended 2022-08-09

Dec14'21 Windows Server 2025 2004-sacended 2021-12-14

May11'21 Windows Server 2025 1909-sacended 2021-05-11

Dec8'20 Windows Server 2025 1903-sacended 2020-12-08

Nov10'20 Windows Server 2025 1809-sacended 2020-11-10

Full Windows Server 2025 end-of-life dates & support timeline →

2025 latest 10.0.26100 Supported until 2034-10-1010.0.26100 → 23h2-ac latest 10.0.25398 End of life ended 2025-10-2410.0.25398 → 2022 latest 10.0.20348 Supported until 2031-10-1410.0.20348 → 20h2-sac latest 10.0.19042 End of life ended 2022-08-0910.0.19042 → 2004-sac latest 10.0.19041 End of life ended 2021-12-1410.0.19041 → 1909-sac latest 10.0.18363 End of life ended 2021-05-1110.0.18363 → 1903-sac latest 10.0.18362 End of life ended 2020-12-0810.0.18362 → 1809-sac latest 10.0.17763 End of life ended 2020-11-1010.0.17763 → 2019 latest 10.0.17763 Supported until 2029-01-0910.0.17763 → 1803-sac latest 10.0.17134 End of life ended 2019-11-1210.0.17134 → See all upcoming end-of-life dates →

Frequently asked

Is Windows Server 2025 safe and patched?

Windows Server 2025's security status could not be assessed at the last sync — vulnerability data was unavailable.

What should I do about Windows Server 2025 now?

Upgrade Windows Server 2025 to the latest supported release (10.0.26100) or later and apply available security updates, then confirm against Microsoft's official advisory.

When does Windows Server 2025 reach end-of-life?

The latest supported Windows Server 2025 release is 10.0.26100. After end-of-life a release no longer receives security patches.

Which versions of Windows Server 2025 are still receiving security updates?

Supported Windows Server 2025 release lines (latest 10.0.26100): 2025, 2022, 2019, 2016. End-of-life releases no longer receive security patches.

Informational only, from public data (NVD · CISA KEV · EPSS · endoflife.date), and can lag or miss vendor-specific fixes. Always confirm against Microsoft's official advisory before you patch or upgrade — Windows Server 2025 official site ↗