This vulnerability is moderately dangerous and expected to become exploited.
This can be used to exploit logic in websites, cause a denial of service, or execute arbitrary code. A malicious actor could potentially execute commands to gain access to the admin panel.
CVSS score is a way to evaluate and rank reported vulnerabilities in a standardized and repeatable way but which is not ideal for WordPress.
We advise to mitigate or resolve the vulnerability immediately.
Patchstack has issued a mitigation rule to block any attacks until you have updated to a fixed version.
Update to version 3.2.50 or later to remove the vulnerability. Patchstack users can turn on auto-update for vulnerable plugins only.