Windows 11-21h2-w.x — End of Life
EOL High riskWindows 11-21h2-w.x reached end of life on Oct 10, 2023, 1093 days ago, and no longer receives security fixes. The most recent release in this series is 10.0.22000. 2 CVEs are tracked for this series.
Windows 11-21h2-w.x — All releases
| Version | Released | Active support | EOL date | Latest patch | Status | Alert me |
|---|---|---|---|---|---|---|
| 11-21h2-w | Oct 4, 2021 | Oct 10, 2023 | Oct 10, 2023 | 10.0.22000 | EOL |
CVEs affecting Windows 11-21h2-w.x (2)
| CVE | Severity | CVSS | EPSS | KEV | Cycle | Description | Published |
|---|---|---|---|---|---|---|---|
| CVE-2021-36958 | HIGH | 7.8 | 30.79% | — | 11-21h2-w | A remote code execution vulnerability exists when the Windows Print Spooler service improperly performs privileged file … | Aug 12, 2021 |
| CVE-1999-0524 | MEDIUM | 4.0 | 32.15% | — | 11-21h2-w | ICMP information such as (1) netmask and (2) timestamp is allowed from arbitrary hosts. | Aug 1, 1997 |
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[](https://eolcanary.com/explore/windows/11-21h2-w)Frequently asked questions
Is Windows 11-21h2-w end of life?
Yes. All Windows 11-21h2-w.x releases have reached end of life and no longer receive security patches. There are 2 known CVEs affecting Windows 11-21h2-w.x. Migrate to a supported version as soon as possible.
What CVEs affect Windows 11-21h2-w?
There are 2 CVEs tracked for Windows 11-21h2-w.x. See the full list above with CVSS and EPSS scores.
What is the latest Windows 11-21h2-w version?
The latest Windows 11-21h2-w.x patch release is 10.0.22000. Always run the latest patch to benefit from all security fixes.
When was Windows 11-21h2-w first released?
Windows 11-21h2-w was released on October 4, 2021. See the full version timeline in the table above.
Is it safe to run Windows 11-21h2-w in production?
No. Windows 11-21h2-w has reached end of life and security vulnerabilities are no longer patched. Upgrade to a supported version immediately.
Data sourced from endoflife.date · CVE data from NVD · EPSS from FIRST.org · KEV from CISA