This indicates an attack attempt to exploit a Remote Code Execution Vulnerability in RaspAP.
The vulnerability is due to insufficient input validation while handling a malicious request. A remote attacker may be able to exploit this to execute arbitrary code via a crafted HTTP request.
RaspAP version 2.6 to version 2.6.5
System Compromise: Remote attackers can gain control of vulnerable systems.
Currently we are unaware of any vendor supplied patch or updates available for this issue.