The lack of programming knowledge and IT knowledge of many webmasters today, thanks to CMS opens an opportunity for threat actors to take advantage of their weakness. CMS is just another software that makes website management a breeze, but just like other categories of software, they are prone to bugs and exploits. From a point-of-view of a non-programmer, it is not advisable to rebuild the website from scratch, as the very CMS which he uses for managing the site in itself is infected.”]
Source: https://hackercombat.com/how-a-website-security-scanner-helps-lessen-future-cyber-attacks/