Cross-site scripting (XSS) vulnerability in the search feature in the Forum plugin before 2.7.1 for Geeklog allows remote attackers to inject arbitrary web script or HTML via unspecified vectors, probably related to (1) public_html/index.php, (2) config.php, and (3) functions.inc.
https://exchange.xforce.ibmcloud.com/vulnerabilities/43971
http://www.securityfocus.com/bid/30355
http://www.geeklog.net/article.php/20080719093147449
http://secunia.com/advisories/31188