This module exploits a command injection vulnerability found in Hastymail 2.1.1 RC1 due to the insecure usage of the call_user_func_array() function on the "lib/ajax_functions.php" script. Authentication is required on Hastymail in order to exploit the vulnerability. The module has been successfully tested on Hastymail 2.1.1 RC1 over Ubuntu 10.04.
To display the available options, load the module within the Metasploit console and run the commands 'show options' or 'show advanced':
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