With its open-source, feature-rich, and user-friendly content management system (CMS), WordPress powers nearly 33 percent of today’s websites. This popularity is also what makes them an obvious cybercriminal target. All it could take is a vulnerability to gain a foothold on a website’s sensitive data. This could be compounded by security issues that can be brought by outdated websites or use of unsecure third-party plugins or components.

https://blog.trendmicro.com/trendlabs-security-intelligence/analyzing-wordpress-remote-code-execution-vulnerabilities-cve-2019-8942-and-cve-2019-8943/