end-of-life.org

WordPress 4.3 End of Life

Support dates and upgrade guidance — rebuilt from live data.

End of Life

WordPress 4.3 reached end of life on 8 Dec 2015. It no longer receives security fixes.

3,897 days without security patches
Recommended action: upgrade to WordPress 7.0.
Check your versionwp core version

Support timeline

Official dates from the WordPress release process.

MilestoneDateStatus
Initial release18 Aug 2015
End of life 8 Dec 2015 10.7 years ago
Latest release4.3.35 · 15 Jul 2025 final

Where to go from 4.3

Recommended target: WordPress 7.0.

The newest actively supported branch is WordPress 7.0 (latest release 7.0.3).

Frequently asked questions

Is WordPress 4.3 still safe to use?

WordPress 4.3 reached end of life on 8 Dec 2015, 3,897 days ago, and is no longer covered by standard support. Running it means no guaranteed security fixes.

Can I still download WordPress 4.3?

Yes — the final release (4.3.35) generally remains available from vendor archives and OS package mirrors, but installing it means running software with known, unpatched vulnerabilities.

What should I upgrade WordPress 4.3 to?

Upgrade to WordPress 7.0, the newest actively supported branch.

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