Drupal 6.x before 6.27 allows remote attackers to obtain sensitive information about uploaded files via a (1) RSS feed or (2) search result.
https://exchange.xforce.ibmcloud.com/vulnerabilities/80794
http://www.securityfocus.com/bid/56993
http://www.openwall.com/lists/oss-security/2012/12/20/1
http://www.debian.org/security/2013/dsa-2776
http://secunia.com/advisories/51517