Drupal 6.x before 6.38, 7.x before 7.43, and 8.x before 8.0.4 might allow remote attackers to conduct open redirect attacks by leveraging (1) custom code or (2) a form shown on a 404 error page, related to path manipulation.
www.debian.org/security/2016/dsa-3498
www.openwall.com/lists/oss-security/2016/02/24/19
www.openwall.com/lists/oss-security/2016/03/15/10
github.com/drupal/drupal
github.com/FriendsOfPHP/security-advisories/blob/master/drupal/core/CVE-2016-3164.yaml
github.com/FriendsOfPHP/security-advisories/blob/master/drupal/drupal/CVE-2016-3164.yaml
nvd.nist.gov/vuln/detail/CVE-2016-3164
www.drupal.org/SA-CORE-2016-001