This is a recently tracked vulnerability in the Elementor Website Builder plugin for WordPress (up to version 3.23.4).
While "5416" is a specific identifier, many modern PHP exploits found on GitHub Gists follow these patterns: Arbitrary File Write: php 5416 exploit github new
To understand the exploit, we must first decode the number. In the context of PHP vulnerabilities, "5416" most frequently correlates with (often nicknamed "PHuiP-FP-Breach") or, more specifically, a specific regression/bug identified in internal change requests. However, recent "new" exploits tagged 5416 refer to a critical Remote Code Execution (RCE) vulnerability affecting PHP-FPM (FastCGI Process Manager) under specific Nginx configurations. This is a recently tracked vulnerability in the
Before you panic, assess your stack. The exploit does not work against every PHP installation. php 5416 exploit github new