It indicates a possible attack against a File Inclusion vulnerability in Basic Analysis and Security Engine (BASE).
The vulnerability is due to insufficient sanitizing of user supplied inputs in the application when handling include files in the URI. It allows a remote attacker to execute arbitrary code via sending a crafted web request.
Basic Analysis and Security Engine (BASE) versions before 2.10.8
System Compromise: Remote attackers can gain control of vulnerable systems.
Update to BASE Basic Analysis and Security Engine 1.2.5