index.php in Horde Application Framework before 3.1.2 allows remote attackers to include web pages from other sites, which could be useful for phishing attacks, via a URL in the url parameter, aka “cross-site referencing.” NOTE: some sources have referred to this issue as XSS, but it is different than classic XSS.
lists.horde.org/archives/announce/2006/000292.html
secunia.com/advisories/21500
secunia.com/advisories/27565
securityreason.com/securityalert/1422
securitytracker.com/id?1016713
www.debian.org/security/2007/dsa-1406
www.scip.ch/cgi-bin/smss/showadvf.pl?id=2456
www.securityfocus.com/archive/1/443360/100/0/threaded
www.vupen.com/english/advisories/2006/3309
exchange.xforce.ibmcloud.com/vulnerabilities/28411