SilverStripe 2.3.x before 2.3.10 and 2.4.x before 2.4.4 allows remote attackers to bypass the cross-site request forgery (CSRF) protection mechanism and hijack the authentication of administrators via vectors related to “form action requests” using a controller.
doc.silverstripe.org/sapphire/en/trunk/changelogs//2.3.10
doc.silverstripe.org/sapphire/en/trunk/changelogs//2.4.4
open.silverstripe.org/changeset/115182
open.silverstripe.org/changeset/115185
secunia.com/advisories/42346
www.openwall.com/lists/oss-security/2011/01/03/12
www.openwall.com/lists/oss-security/2012/04/30/1
www.openwall.com/lists/oss-security/2012/04/30/3
www.openwall.com/lists/oss-security/2012/05/01/3