PostNuke 0.7.2.6 allows remote attackers to gain information via a direct HTTP request to files in the (1) includes/blocks directory, (2) pnadodb directory, (3) NS-NewUser module, (4) NS-Your_Account, (5) NS-LostPassword module, or (6) NS-User module which reveals the path to the web server in a PHP error message.
Directory traversal vulnerability in the pnModFunc function in pnMod.php for PostNuke 0.750 through 0.760rc4 allows remote attackers to read arbitrary files via a .. (dot dot) in the func parameter to index.php.
The modload op in the Reviews module for PostNuke 0.760-RC3 allows remote attackers to obtain sensitive information via an invalid id parameter, which reveals the path in a PHP error message.