Best Practical Solutions RT 3.6.x, 3.7.x, and 3.8.x before 3.8.12 and 4.x before 4.0.6, when the VERPPrefix and VERPDomain options are enabled, allows remote attackers to execute arbitrary code via unspecified vectors, a different vulnerability than CVE-2011-5092 and CVE-2011-5093.
http://www.securityfocus.com/bid/53660
http://secunia.com/advisories/49259
http://lists.bestpractical.com/pipermail/rt-announce/2012-May/000204.html
http://lists.bestpractical.com/pipermail/rt-announce/2012-May/000203.html
http://lists.bestpractical.com/pipermail/rt-announce/2012-May/000202.html