### [CVE-2021-24275](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-24275) ![](https://img.shields.io/static/v1?label=Product&message=Popup%20by%20Supsystic&color=blue) ![](https://img.shields.io/static/v1?label=Version&message=1.10.5%3C%201.10.5%20&color=brighgreen) ![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-79%20Cross-site%20Scripting%20(XSS)&color=brighgreen) ### Description The Popup by Supsystic WordPress plugin before 1.10.5 did not sanitise the tab parameter of its options page before outputting it in an attribute, leading to a reflected Cross-Site Scripting issue ### POC #### Reference - http://packetstormsecurity.com/files/164311/WordPress-Popup-1.10.4-Cross-Site-Scripting.html - https://wpscan.com/vulnerability/efdc76e0-c14a-4baf-af70-9d381107308f #### Github - https://github.com/ARPSyndicate/cvemon - https://github.com/ARPSyndicate/kenzer-templates