Tiki CMS/Groupware (TikiWiki) 1.8.1 and earlier allows remote attackers to gain sensitive information via a direct request to (1) banner_click.php, (2) categorize.php, (3) tiki-admin_include_directory.php, (4) tiki-directory_search.php, which reveal the web server path in an error message.
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.