This vulnerability is highly dangerous and expected to become exploited.
This could allow a malicious actor to upload any type of file to your website. This can include backdoors which are then executed to gain further access to your 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 1.3.3 or later to resolve the vulnerability.
This software was last updated over a year ago and will likely not receive further updates or fixes. Note that deactivating the software does not remove the security threat unless mitigation rule by Patchstack is deployed.
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