This indicates an attack attempt to exploit a Remote Code Execution Vulnerability in SalesAgility SuiteCRM-Core.
This vulnerability is due to improper input validation for the email_recipients property. A remote, authenticated attacker could exploit this vulnerability by sending a crafted request to the target server. Successfully exploiting this vulnerability could result in remote code execution.
SalesAgility SuiteCRM 7.12.4 and prior
SalesAgility SuiteCRM-Core 8.0.3 and prior
System Compromise: Remote attackers can gain control of vulnerable systems.
Apply the most recent upgrade or patch from the vendor.