This indicates an attack attempt to exploit a Command Injection Vulnerability in Centreon Project Centreon Web.
The vulnerability is due to incorrect input validation. A remote, authenticated attacker could exploit this vulnerability by sending a maliciously crafted request to the server. A successful attack may result in arbitrary code execution in the context of the server process.
Centreon Project Centreon Web through 19.04.3
System Compromise: Remote attackers can gain control of vulnerable systems.
Apply the most recent upgrade or patch from the vendor.