SQL injection vulnerability in the Top module for PHP-Nuke 6.x through 7.6 allows remote attackers to execute arbitrary SQL commands via the querylang parameter.

Multiple cross-site scripting (XSS) vulnerabilities in Php-Nuke 7.5 allow remote attackers to inject arbitrary HTML or web script via (1) the newdownloadshowdays parameter in a NewDownloads operation or (2) the newlinkshowdays parameter in a NewLinks operation.

Php-Nuke 7.5 allows remote attackers to determine the full path of the web server via invalid or missing arguments to (1) db.php, (2) mainfile.php, (3) Downloads/index.php, or (4) Web_Links/index.php, which lists the path in a PHP error message.

Multiple cross-site scripting (XSS) vulnerabilities in Php-Nuke 6.x through 7.3 allow remote attackers to inject arbitrary HTML or web script into the (1) optionbox parameter in the News module, (2) date parameter in the Statistics module, (3) year, month, and month_1 parameters in the Stories_Archive module, (4) mode, order, and thold parameters in the Surveys module, or (5) a SQL statement to index.php, as processed by mainfile.php.

The preview_review function in the Reviews module in PHP-Nuke 6.0 to 7.3, when running on Windows systems, allows remote attackers to obtain sensitive information via an invalid date parameter, which generates an error message.

The WebLinks module in Php-Nuke 6.x through 7.3 allows remote attackers to obtain sensitive information via an invalid show parameter, which displays the full path in a PHP error message.

PHP remote file inclusion vulnerability in index.php in Php-Nuke 6.x through 7.3 allows remote attackers to execute arbitrary PHP code by modifying the modpath parameter to reference a URL on a remote web server that contains the code.

The Reviews module in PHP-Nuke 6.0 to 7.3 allows remote attackers to cause a denial of service (CPU and memory consumption) via a large, out-of-range score parameter.

Canonicalize-before-filter error in the send_review function in the Reviews module for PHP-Nuke 6.0 to 7.3 allows remote attackers to inject arbitrary web script or HTML via hex-encoded XSS sequences in the text parameter, which is checked for dangerous sequences before it is canonicalized, leading to a cross-site scripting (XSS) vulnerability.

Multiple cross-site scripting (XSS) vulnerabilities in PHP-Nuke 6.0 to 7.3 allow remote attackers to inject arbitrary web script or HTML via the (1) eid parameter or (2) query parameter to the Encyclopedia module, (3) preview_review function in the Reviews module as demonstrated by the url, cover, rlanguage, and hits parameters, or (4) savecomment function in the Reviews module, as demonstrated using the uname parameter. NOTE: the Faq/categories and Encyclopedia/ltr issues are already covered by CVE-2005-1023.