Windows 11-26h1-w.x — End of Life

Active
EOL: Mar 14, 2028in 644d1 release in this series0 CVEs

Windows 11-26h1-w.x — All releases

VersionReleasedActive supportEOL dateLatest patchStatus
11-26h1-wFeb 10, 2026Mar 14, 2028Mar 14, 202810.0.28000Active

CVEs affecting Windows 11-26h1-w.x (0)

No CVEs tracked for Windows 11-26h1-w.x.

Frequently asked questions

Is Windows 11-26h1-w end of life?

No. Windows 11-26h1-w.x is still supported until March 14, 2028. It continues to receive security patches and bug fixes.

What CVEs affect Windows 11-26h1-w?

No CVEs are currently tracked for Windows 11-26h1-w.x in our database. This may mean no vulnerabilities have been recorded yet, or the data is still syncing.

What is the latest Windows 11-26h1-w version?

The latest Windows 11-26h1-w.x patch release is 10.0.28000. Always run the latest patch to benefit from all security fixes.

When was Windows 11-26h1-w first released?

Windows 11-26h1-w.0 was initially released on February 10, 2026. See the full version timeline in the table above.

Is it safe to run Windows 11-26h1-w in production?

Windows 11-26h1-w is still supported and safe for production use until March 14, 2028. Ensure you are running the latest patch version (10.0.28000) to have all security fixes applied.

Data sourced from endoflife.date · CVE data from NVD · EPSS from FIRST.org · KEV from CISA