This security update covers six security issues that exist with WordPress version 4.7.4 including CSRF. CSRF holds number eight in OWSAP top 10 list of most common forms of attack by online spammers and scammers. It is always a good idea to backup your WordPress before proceeding with the update, if there are any issues, you can restore your website. The update is simple: Dashboard >> Updates >> Update Now. Updates are simple and simple: Update Now. The latest version of WordPress is now available for update.”]
Source: https://gbhackers.com/wordpress-4-7-5-released-patch-six-security-issues/