This vulnerability is moderately dangerous and expected to become exploited.
This could allow a malicious actor to see all files in a given directory or determine if certain files/directories exist in given folder. This can be used to exploit other weaknesses in the system
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 2.21.0 or later to remove the vulnerability. Patchstack users can turn on auto-update for vulnerable plugins only.
30 Nov, 2022