CVE-2006-2478
Bitrix Site Manager 4.1.x allows remote attackers to redirect users to other websites via a modified back_url during a HTTP POST request. NOTE: this issue has been referred to as "cross-site scripting," but that is inconsistent with the common use of the term.
Date published : 2006-05-19
http://www.securityfocus.com/archive/1/434367/100/0/threaded
http://archives.neohapsis.com/archives/fulldisclosure/2006-05/0443.html