An exploit for this vulnerability was publicly disclosed on GitHub. The exploit allows an attacker to execute arbitrary code on a vulnerable server.
Here's an example of a publicly disclosed exploit on GitHub:
disable_functions = system,exec,shell_exec,passthru open_basedir = /var/www/html/ safe_mode = On
In 2020, a vulnerability was discovered in PHP 7.2.34 (and other versions), which is a popular server-side scripting language. The vulnerability is known as a vulnerability.