The Data::FormValidator module 4.66 and earlier for Perl, when untaint_all_constraints is enabled, does not properly preserve the taint attribute of data, which might allow remote attackers to bypass the taint protection mechanism via form input.
bugs.debian.org/cgi-bin/bugreport.cgi?bug=629511
lists.fedoraproject.org/pipermail/package-announce/2011-September/065416.html
www.openwall.com/lists/oss-security/2011/06/12/3
www.openwall.com/lists/oss-security/2011/06/13/13
www.openwall.com/lists/oss-security/2011/06/13/5
www.securityfocus.com/bid/48167
bugzilla.redhat.com/show_bug.cgi?id=712694
rt.cpan.org/Public/Bug/Display.html?id=61792