You can change which updates you want your Managed WordPress site does (or does not do).
To modify the default settings, you can login to your nvArea.
Go to the Hosting Services, Manage Hosting.
Click on your hosting account on the centre of the page.
Once there, you can click on the Manage Instances, then on the green “Manage” button to the right of your domain.
Once there, you will see the following tabs, you will want to click on the Updates tab. You will be presented with the following options. Once you make your choice, hit Save Preferences.