### [CVE-2021-24437](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-24437) ![](https://img.shields.io/static/v1?label=Product&message=Favicon%20by%20RealFaviconGenerator&color=blue) ![](https://img.shields.io/static/v1?label=Version&message=1.3.20%20&color=brightgreen) ![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-79%20Cross-site%20Scripting%20(XSS)&color=brightgreen) ### Description The Favicon by RealFaviconGenerator WordPress plugin through 1.3.20 does not sanitise or escape one of its parameter before outputting it back in the response, leading to a Reflected Cross-Site Scripting (XSS) which is executed in the context of a logged administrator. ### POC #### Reference - https://wpscan.com/vulnerability/ed9d26be-cc96-4274-a05b-0b7ad9d8cfd9 #### Github - https://github.com/20142995/nuclei-templates - https://github.com/ARPSyndicate/cvemon