Update the WordPress Library Viewer plugin to the latest available version (at least 184.108.40.206).
Mika discovered and reported this Open Redirection vulnerability in WordPress Library Viewer Plugin. This could allow a malicious actor to redirect users from one site to the other due to the redirect URL not being validated. Users could be tricked to visiting a legitimate site to then be redirected to a malicious site and cause a phishing incident. This vulnerability has been fixed in version 220.127.116.11.