Cross-site scripting (XSS) vulnerability in subscribe.php in MWNewsletter 1.0.0b allows remote attackers to inject arbitrary web script or HTML via the user_name parameter.Referenceshttp://securityreason.com/securityalert/752http://secunia.com/advisories/19568http://www.vupen.com/english/advisories/2006/1270https://exchange.xforce.ibmcloud.com/vulnerabilities/25684http://www.securityfocus.com/bid/17412http://www.osvdb.org/24446http://archives.neohapsis.com/archives/bugtraq/2006-04/0447.htmlhttp://evuln.com/vulns/123/summary.html