Visual Studio Code JS Debug Extension Elevation of Privilege Vulnerability

According to the CVSS metric, user interaction is required (UI:R) and privileges required is Low (PR:L). What does that mean for this vulnerability? An authorized attacker with standard user privileges could place a malicious file on the machine running Visual Studio Code and then wait for the privileged victim to use certain JavaScript debugger functionality.

What privileges could be gained by an attacker who successfully exploited the vulnerability? The attacker would gain the rights of the user that is running the affected application.