### [CVE-2023-6591](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-6591) ![](https://img.shields.io/static/v1?label=Product&message=Popup%20Box&color=blue) ![](https://img.shields.io/static/v1?label=Version&message=20.8.7%3C%2020.9.0%20&color=brighgreen) ![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-79%20Cross-Site%20Scripting%20(XSS)&color=brighgreen) ### Description The Popup Box WordPress plugin before 20.9.0 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Cross-Site Scripting attacks even when unfiltered_html is disallowed ### POC #### Reference - https://wpscan.com/vulnerability/f296de1c-b70b-4829-aba7-4afa24f64c51/ #### Github - https://github.com/fkie-cad/nvd-json-data-feeds