Secunia Security Advisory – A vulnerability has been reported in the XING Button extension for TYPO3, which can be exploited by malicious people to conduct cross-site scripting attacks.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/93436/sa41269.txt
Source: https://packetstormsecurity.com/files/93436/Secunia-Security-Advisory-41269.html