This module exploits an arbitrary code injection vulnerability in the chat module that is part of Active Collab versions 2.3.8 and earlier by abusing a preg_replace() using the /e modifier and its replacement string using double quotes. The vulnerable function can be found in activecollab/application/modules/chat/functions/html_to_text.php.
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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