### [CVE-2011-5251](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-5251) ![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue) ![](https://img.shields.io/static/v1?label=Version&message=n%2Fa%20&color=brightgreen) ![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brightgreen) ### Description Open redirect vulnerability in forum/login.php in vBulletin 4.1.3 and earlier allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via the url parameter in a lostpw action. ### POC #### Reference No PoCs from references. #### Github - https://github.com/zhanpengliu-tencent/medium-cve