wp core update  <zip>
Updates WordPress to a newer version
Arguments
| Name | Description | 
|---|
| zip | Path to zip file to use, instead of downloading from wordpress.org | 
Options
| Name | Description | 
|---|
| --minor | Only perform updates for minor releases (e.g. update from WP 4.3 to 4.3.3 instead of 4.4.2) | 
| --version  <version> | Update to a specific version, instead of to the latest version. Alternatively accepts ‘nightly’ | 
| --force | Update even when installed WP version is greater than the requested version | 
| --locale  <locale> | Select which language you want to download | 
| --insecure | Retry download without certificate validation if TLS handshake fails. Note: This makes the request vulnerable to a MITM attack |