The WP Virtual Assistant plugin by loopus suffers from a stored cross-site scripting vulnerability due to improper input sanitization during web page generation. This allows attackers to inject malicious scripts that persist and execute when viewed by other users. The vulnerability affects all versions up to 3.1. The CVSS 3.1 base score is 7.1, indicating a high severity with network attack vector, low attack complexity, no privileges required, user interaction required, and impacts confidentiality, integrity, and availability. No patch or remediation information is currently available.

Successful exploitation of this vulnerability could allow an attacker to execute arbitrary scripts in the context of the victim's browser, potentially leading to information disclosure, session hijacking, or other malicious actions impacting confidentiality, integrity, and availability of user data. The vulnerability requires user interaction and can be exploited remotely over the network without privileges.

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a patch is available, users should consider disabling or removing the WP Virtual Assistant plugin if feasible, or apply any recommended temporary mitigations from the vendor. Monitor official loopus communications for updates on fixes.