CVE-2009-2104
Cross-site scripting (XSS) vulnerability in the Modern Guestbook / Commenting System (ve_guestbook) extension 2.7.1 and earlier for TYPO3 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
Date published : 2009-06-17
http://www.securityfocus.com/bid/35397
http://typo3.org/extensions/repository/view/ve_guestbook/2.7.2/