Upgrade planner
Where can I upgrade from PHP 4.0?
Supported upgrade options use CompatHub lifecycle status. Compatibility and vulnerability context appear only when evidence already exists — missing data is never treated as a negative conclusion.
You are on PHP 4.0
End of lifeEND OF LIFE
- EOL
- 23 June 2001
- Latest release
- 4.0.6
No vulnerabilities currently recorded by CompatHub.
Supported upgrade options
Newer version lines that are not end-of-life, ranked by remaining support then version. CompatHub does not mark a single option as recommended.
- PHP 8.5View PHP 8.5 →SupportedSTANDARD SUPPORT
- EOL
- 31 December 2029
- Latest release
- 8.5.10 · 27 August 2026
- Upgrade distance
- 4 major versions newer
- Support difference
- ~342 months more support
No vulnerabilities currently recorded by CompatHub.
- PHP 8.4View PHP 8.4 →SupportedSTANDARD SUPPORT
- EOL
- 31 December 2028
- Latest release
- 8.4.25 · 27 August 2026
- Upgrade distance
- 4 major versions newer
- Support difference
- ~330 months more support
No vulnerabilities currently recorded by CompatHub.
- PHP 8.3View PHP 8.3 →SupportedSECURITY SUPPORT
- EOL
- 31 December 2027
- Latest release
- 8.3.33 · 30 July 2026
- Upgrade distance
- 4 major versions newer
- Support difference
- ~318 months more support
No vulnerabilities currently recorded by CompatHub.