This vulnerability is highly dangerous and expected to become exploited.
This can be abused by a malicious actor to perform action which normally should only be able to be executed by higher privileged users. These actions might allow the malicious actor to gain admin access to the website.
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 7.6.5 or later to remove the vulnerability. Patchstack users can turn on auto-update for vulnerable plugins only.
20 Aug, 2023