os
Microsoft Windows: security advisories, deprecations and releases
Microsoft's desktop operating system.
- Items, 90 days
- 16
- Critical
- 2
- Last critical
- 20 days ago
- This week
- 0
Security 2
- CRITICAL Cloudanix Threat Intelligence · 14 Oct 2026
Microsoft Windows Command Injection Vulnerability
Microsoft Windows Shell contains a command injection vulnerability that allows an unauthorized attacker to bypass a security feature over a network.
CVE-2026-96951 - CRITICAL tl;dr sec · 3 Oct 2026
BlueMoon Chrome & Windows Zero-Day Exploit Kit
Four China-aligned groups adopted a V8 type confusion + sandbox escape + Windows LPE chain within days of public Chromium patches being available.
Deprecations 12
- MEDIUM ACT BY 12 JAN 2027 endoflife.date · 14 Oct 2026
Microsoft Windows Server 2016 reaches end of life on 2027-01-12
Microsoft Windows Server 2016 reaches end of life on 2027-01-12, as listed by endoflife.date.
- MEDIUM ACT BY 12 JAN 2027 endoflife.date · 14 Oct 2026
Windows Server Core 2016 reaches end of life on 2027-01-12
Windows Server Core 2016 reaches end of life on 2027-01-12, as listed by endoflife.date.
- MEDIUM ACT BY 12 JAN 2027 endoflife.date · 14 Oct 2026
Microsoft Windows 10-21h2-e-lts reaches end of life on 2027-01-12
Microsoft Windows 10-21h2-e-lts reaches end of life on 2027-01-12, as listed by endoflife.date.
- HIGH ACT BY 13 OCT 2026 endoflife.date · 13 Oct 2026
Microsoft Windows 10-1607-e-lts has reached end of life
Microsoft Windows 10-1607-e-lts reached end of life on 2026-10-13, as listed by endoflife.date.
- HIGH ACT BY 13 OCT 2026 endoflife.date · 13 Oct 2026
Microsoft Windows 11-24h2-w has reached end of life
Microsoft Windows 11-24h2-w reached end of life on 2026-10-13, as listed by endoflife.date.
- HIGH ACT BY 10 NOV 2026 endoflife.date · 11 Oct 2026
Microsoft Windows 11-23h2-e reaches end of life on 2026-11-10
Microsoft Windows 11-23h2-e reaches end of life on 2026-11-10, as listed by endoflife.date.
- MEDIUM ACT BY 10 NOV 2026 endoflife.date · 2 Oct 2026
Microsoft Windows 11-23h2-e reaches end of life on 2026-11-10
Microsoft Windows 11-23h2-e reaches end of life on 2026-11-10, as listed by endoflife.date.
- HIGH ACT BY 13 OCT 2026 endoflife.date · 2 Oct 2026
Microsoft Windows 11-24h2-w reaches end of life on 2026-10-13
Microsoft Windows 11-24h2-w reaches end of life on 2026-10-13, as listed by endoflife.date.
- HIGH ACT BY 13 OCT 2026 endoflife.date · 2 Oct 2026
Microsoft Windows 10-1607-e-lts reaches end of life on 2026-10-13
Microsoft Windows 10-1607-e-lts reaches end of life on 2026-10-13, as listed by endoflife.date.
- LOW ACT BY 12 JAN 2027 endoflife.date · 2 Oct 2026
Microsoft Windows Server 2016 reaches end of life on 2027-01-12
Microsoft Windows Server 2016 reaches end of life on 2027-01-12, as listed by endoflife.date.
- LOW ACT BY 12 JAN 2027 endoflife.date · 2 Oct 2026
Microsoft Windows 10-21h2-e-lts reaches end of life on 2027-01-12
Microsoft Windows 10-21h2-e-lts reaches end of life on 2027-01-12, as listed by endoflife.date.
- LOW ACT BY 12 JAN 2027 endoflife.date · 2 Oct 2026
Microsoft Windows Server Core 2016 reaches end of life on 2027-01-12
Microsoft Windows Server Core 2016 reaches end of life on 2027-01-12, as listed by endoflife.date.
Releases 2
- INFO endoflife.date · 2 Oct 2026
Microsoft Windows 11-26h2-w released
Microsoft Windows 11-26h2-w was released on 2026-09-29.
- INFO endoflife.date · 2 Oct 2026
Microsoft Windows 11-26h2-e released
Microsoft Windows 11-26h2-e was released on 2026-09-29.
Only hear about Microsoft Windows when it touches your stack
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