### [CVE-2009-4100](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-4100) ![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue) ![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue) ![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brighgreen) ### Description Yoono extension before 6.1.1 for Firefox performs certain operations with chrome privileges, which allows user-assisted remote attackers to execute arbitrary commands and perform cross-domain scripting attacks via DOM event handlers such as onload. ### POC #### Reference - http://www.net-security.org/secworld.php?id=8527 #### Github No PoCs found on GitHub currently.