The AssignUser function in template.class.php in PHPizabi 0.848b C1 HFP3 performs unsafe macro expansions on strings delimited by '{' and '}' characters, which allows remote authenticated users to obtain sensitive information via a comment containing a macro, as demonstrated by a "{user.password}" comment in the profile of the admin user.
Exposure of Sensitive Information to an Unauthorized Actor The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.