### [CVE-2021-24423](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-24423) ![](https://img.shields.io/static/v1?label=Product&message=UpdraftPlus%20WordPress%20Backup%20Plugin&color=blue) ![](https://img.shields.io/static/v1?label=Version&message=1.6.59%20&color=brightgreen) ![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-79%20Cross-site%20Scripting%20(XSS)&color=brightgreen) ### Description The UpdraftPlus WordPress Backup Plugin WordPress plugin before 1.6.59 does not sanitise its updraft_service settings, allowing high privilege users to set malicious JavaScript payload in it and leading to a Stored Cross-Site Scripting issue ### POC #### Reference - https://wpscan.com/vulnerability/541974d6-2df8-4497-9aee-afd3b9024102 #### Github - https://github.com/20142995/nuclei-templates