SimpNews 2.41.03 allows remote attackers to obtain sensitive information via (1) an invalid lang parameter to admin/index.php; or a direct request to (2) admin/dbg_infos.php, (3) admin/heading.php, or (4) evsearch.php; which reveals the path in various error messages.
SimpNews 2.41.03 stores sensitive information under the web root with insufficient access control, which allows remote attackers to download arbitrary .inc files via a direct request, as demonstrated by admin/includes/dbtables.inc.