Recommended and mentioned products
Website Protection, Malware Removal, and Blacklist Prevention
Intruder is a security monitoring platform for internet-facing systems.
Well the good-(ish) news is that like I said, regardless of the platform, intruder.io if the website (wordpress) is available from the internet intruder will scan it and produce a good report of any vulnerabilities and recommendations to fix. If you need a better report of vulnerabilities (which includes missing patches and what not) you can install the Nessus agent on the hosts and it too will report back to...
Nmap Free Security Scanner, Port Scanner, & Network Exploration Tool. Download open source software for Linux, Windows, UNIX, FreeBSD, etc.