PowerShell Remote Code Execution Vulnerability

According to the CVSS metric, the attack complexity is high (AC:H). What does that mean for this vulnerability?
Successful exploitation of this vulnerability requires an attacker to take additional actions prior to exploitation to prepare the target environment.

According to the CVSS metric, privileges required is low (PR:L). What does that mean for this vulnerability?
Any authenticated user could trigger this vulnerability. It does not require admin or other elevated privileges.

According to the CVSS metric, a successful exploitation could lead to a scope change (S:C). What does this mean for this vulnerability?
An authenticated attacker could escape the PowerShell Remoting Session Configuration and run unapproved commands on the target system.

Security updates
7.2.8 — https://github.com/PowerShell/Announcements/issues/35
7.3.1 — https://github.com/azure-core-compute/PowerShell-announcements/issues/35
10.0.17763.3770 — https://support.microsoft.com/help/5021237
10.0.19043.2364 — https://support.microsoft.com/help/5021233
10.0.20348.1366 — https://support.microsoft.com/help/5021249
10.0.22000.1335 — https://support.microsoft.com/help/5021234
10.0.22621.993 — https://support.microsoft.com/help/5021255
10.0.10240.19624 — https://support.microsoft.com/help/5021243
10.0.14393.5582 — https://support.microsoft.com/help/5021235
6.1.7601.26266 — https://support.microsoft.com/help/5021291
6.1.7601.26266 — https://support.microsoft.com/help/5021288
6.3.9600.20721 — https://support.microsoft.com/help/5021294
6.3.9600.20721 — https://support.microsoft.com/help/5021296
6.0.6003.21815 — https://support.microsoft.com/help/5021289
6.0.6003.21815 — https://support.microsoft.com/help/5021293
6.2.9200.24018 — https://support.microsoft.com/help/5021285
6.2.9200.24018 — https://support.microsoft.com/help/5021303