SQL injection vulnerability in index.php in the v4bJournal module for PostNuke allows remote authenticated users to execute arbitrary SQL commands via the id parameter in a journal_comment action.

The CAPTCHA functionality in php-Nuke 6.0 through 7.9 uses fixed challenge/response pairs that only vary once per day based on the User Agent (HTTP_USER_AGENT), which allows remote attackers to bypass CAPTCHA controls by fixing the User Agent, performing a valid challenge/response, then replaying that pair in the random_num and gfx_check parameters.

PHP-Nuke 7.8 Patched 3.2 allows remote attackers to bypass SQL injection protection mechanisms via /%2a (/*) sequences with the "ad_click" word in the query string, as demonstrated via the kala parameter.

Multiple SQL injection vulnerabilities in the Search module in PHP-Nuke 7.8, and possibly other versions before 7.9 with patch 3.1, allows remote attackers to execute arbitrary SQL commands, as demonstrated via the query parameter in a stories type.

SQL injection vulnerability in the Downloads module in PostNuke 0.760-RC4b allows PostNuke administrators to execute arbitrary SQL commands via the show parameter to dl-viewdownload.php.

SQL injection vulnerability in PHP-Nuke 5.6 and 6.0 allows remote attackers to execute arbitrary SQL commands via the days parameter to the search module.

SQL injection vulnerability in the search module (modules/Search/index.php) of PHPNuke EV 7.7 -R1 allows remote attackers to execute arbitrary SQL commands via the query parameter, which is used by the search field. NOTE: This is a different vulnerability than CVE-2005-3792.

SQL injection vulnerability in modules/journal/search.php in the Journal module in Francisco Burzi PHP-Nuke 7.9 and earlier allows remote attackers to execute arbitrary SQL commands via the forwhat parameter.

SQL injection vulnerability in the Downloads module in Php-Nuke 6.x through 7.2 allows remote attackers to execute arbitrary SQL via the (1) orderby or (2) sid parameters to modules.php.

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.

SQL injection vulnerability in PHP-Nuke before 6.0 allows remote authenticated users to modify the database and gain privileges via the "bio" argument to modules.php.