An issue in Beijing Digital China Yunke Information Technology Co.Ltd v.7.2.6.120 allows a remote attacker to execute arbitrary code via the code/function/dpi/web_auth/customizable.php file
The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.