An issue in hisiphp v2.0.111 allows a remote attacker to execute arbitrary code via a crafted script to the SystemPlugins::mkInfo parameter in the SystemPlugins.php component.
https://github.com/hisiphp/hisiphp/issues/11
https://gist.github.com/LioTree/04a4ece38df53af4027d52b2aeb7aff6