Server process privileges are the operating system permissions assigned to the service account that runs an application. They determine what the server can read, write, execute, and access on the host and across connected systems. If the process runs with broad rights, any flaw in the application can quickly become a host compromise.
In cyber security, this matters because attackers often try to turn application-level bugs into system-level control. A remote code execution flaw, unsafe file upload, or command injection may inherit the server process’s permissions, letting an attacker steal secrets, alter build artifacts, or move deeper into a network. Defenders reduce this risk by running services with least privilege, separating service accounts, restricting filesystem and network access, and avoiding local admin or root access unless absolutely required.