http://www.securityfocus.com/archive/1/364220 http://mail.python.org/pipermail/mailman-announce/2004-May/000072.html Snipped from release notes: This version also contains a fix for an exploit that could allow 3rd parties to retrieve member passwords. It is thus highly recommended that all existing sites upgrade to the latest version.
*** This bug has been marked as a duplicate of 51671 ***