This could allow a malicious actor to include local files of the target website and show its output onto the screen. Files which store credentials, such as database credentials, could potentially allow complete database takeover depending on the configuration.

CVSS score is a way to evaluate and rank reported vulnerabilities in a standardized and repeatable way but which is not ideal for WordPress.

Update to version 1.1.7 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.