Smarty before 3.0.0 RC3 does not properly handle an on value of the asptags option in the php.ini file, which has unspecified impact and remote attack vectors.
Multiple unspecified vulnerabilities in Smarty before 3.0.0 beta 6 have unknown impact and attack vectors.
Smarty arbitrary PHP code execution
Smarty before 3.0.0 beta 4 does not consider the umask value when setting the permissions of files, which might allow attackers to bypass intended access restrictions via standard filesystem operations.
Cross-site scripting (XSS) vulnerability in the SmartyException class in Smarty (aka smarty-php) before 3.1.12 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors that trigger a Smarty exception.