WordPress Is-human Plugin 'passthru()' Function Remote Command Execution Vulnerability

This host is installed with WordPress Is-human Plugin and is prone to remote command execution vulnerability.

The flaws are caused by improper validation of user-supplied input to the 'passthru()' function in 'wp-content/plugins/is-human/engine.php', which allows attackers to execute commands in the context of an affected site.

Is-human Wordpress plugin version 1.4.2 and prior.

No known solution was made available for at least one year since the disclosure of this vulnerability. Likely none will be provided anymore. General solution options are to upgrade to a newer release, disable respective features, remove the product or replace the product by another one.