WordPress 4.1
Current status
WordPress 4.1 is end of life. An exact EOL date is not published in the available sources.
Official lifecycle source: WordPress stable-check API
- Support phase
- end of life
- End of life
- EOL · date not published
- Latest release
- 4.1.42
- Released
- —
At a glance
- Version line
- 4.1
- Initial release
- —
- Lifecycle phase
- end of life
- Latest stable
- 4.1.42
- Latest release date
- —
- EOL
- Not officially published
- Risk
- high
- Releases tracked
- 42
Lifecycle timeline
Phases from published LifecyclePeriod records. Missing phases are not inferred.
end of lifecurrent
Dates not published
Source: WordPress stable-check API
Some lifecycle dates are not published by the available sources.
WordPress 4.1 is end of life. An exact EOL date is not published in the available sources.
Latest release
Previous releases
4.1.41
—
4.1.40
—
4.1.39
—
Release history
42 concrete releases tracked for this line.
| Version | Release date | Channel | Source |
|---|---|---|---|
| 4.1.42 | — | stable | Source |
| 4.1.41 | — | stable | Source |
| 4.1.40 | — | stable | Source |
| 4.1.39 | — | stable | Source |
| 4.1.38 | — | stable | Source |
| 4.1.37 | — | stable | Source |
| 4.1.36 | — | stable | Source |
| 4.1.35 | — | stable | Source |
| 4.1.34 | — | stable | Source |
| 4.1.33 | — | stable | Source |
| 4.1.32 | — | stable | Source |
| 4.1.31 | — | stable | Source |
| 4.1.30 | — | stable | Source |
| 4.1.29 | — | stable | Source |
| 4.1.28 | — | stable | Source |
| 4.1.27 | — | stable | Source |
| 4.1.26 | — | stable | Source |
| 4.1.25 | — | stable | Source |
| 4.1.24 | — | stable | Source |
| 4.1.23 | — | stable | Source |
| 4.1.22 | — | stable | Source |
| 4.1.21 | — | stable | Source |
| 4.1.20 | — | stable | Source |
| 4.1.19 | — | stable | Source |
| 4.1.18 | — | stable | Source |
Release activity
- Total releases
- 42
- Last 30 days
- 0
- Last 90 days
- 0
Should I use this version?
Not recommended for new deployments
Upgrade to a currently supported release line. Recommended target: WordPress 7.0.
Upgrade options
Newer supported WordPress version lines from CompatHub lifecycle data. Compatibility and security context use existing evidence only.
You are on WordPress 4.1
End of life
Supported upgrade options
- WordPress 7.0Upgrade planner →Supported· 3 major versions newer
Version comparison
Compact comparison against the nearest relevant release lines.
Sources
Where this information comes from.
Lifecycle sources
- WordPress stable-check APIfirst party · high confidence
Official source: https://api.wordpress.org/core/stable-check/1.0/
Last verified 31 Aug 2026
- CISA Known Exploited Vulnerabilitiesfirst party
Official source: https://www.cisa.gov/known-exploited-vulnerabilities-catalog
Verification time not recorded
- NVD (NIST)first party
Official source: https://nvd.nist.gov
Verification time not recorded
- OSV.devfirst party
Official source: https://osv.dev
Verification time not recorded
Release sources
- WordPress stable-check APIfirst party · high confidence
Official source: https://api.wordpress.org/core/stable-check/1.0/
Last verified 31 Aug 2026
- WordPress release announcements RSSfirst party
Official source: https://wordpress.org/news/category/releases/feed/
Verification time not recorded
Data coverage
Last checked = last successful upstream check. Latest source update = when upstream content last changed.
- Releases tracked
- 42
- Lifecycle periods
- 1
- EOL
- EOL · date not published
- Provenance records
- 2
- Data last checked
- 31 Aug 2026
- Latest source update
- 31 Aug 2026