CVE-2019-11043 is trivial to exploit — and a proof of concept is available. A buffer underflow bug in PHP could allow remote code-execution (RCE) on targeted NGINX servers. First discovered ...

PHP Everywhere code execution bugs impact thousands of WordPress websites The remote code execution flaws are of critical severity.

The researchers at Secarma who uncovered the exploit said it enables bad actors to potentially open up thousands of WordPress sites (and other web applications) to remote code-execution.