OS Command Injection
If an attacker can control the port, which in itself is a very sensitive value, they can inject arbitrary OS commands due to the usage of the exec function in a third-party module.
Advisories for Npm/Kill-Port package
2019
If an attacker can control the port, which in itself is a very sensitive value, they can inject arbitrary OS commands due to the usage of the exec function in a third-party module.