CVE-2013-4465
Unrestricted file upload vulnerability in the avatar upload functionality in Simple Machines Forum before 2.0.6 and 2.1 allows remote authenticated users to execute arbitrary code by uploading a file with an executable extension, then accessing it via a direct request to the file in an unspecified directory.
Date published : 2013-10-25
http://www.securityfocus.com/bid/63275
http://download.simplemachines.org/index.php?thanks;filename=smf_2-0-6_changelog.txt