SQL injection vulnerability in news.php in gCards version 1.43 allows remote attackers to execute arbitrary SQL commands via the limit parameter.

Directory traversal vulnerability in inc/setLang.php in Greg Neustaetter gCards 1.45 and earlier allows remote attackers to include and execute arbitrary local files via directory traversal sequences in a lang[*][file] parameter, as demonstrated by injecting PHP sequences into an Apache access_log file, which is then included by index.php.

SQL injection vulnerability in loginfunction.php in Greg Neustaetter gCards 1.45 and earlier allows remote attackers to execute arbitrary SQL commands via the username parameter.

Cross-site scripting (XSS) vulnerability in index.php in Greg Neustaetter gCards 1.45 and earlier allows remote attackers to inject arbitrary web script or HTML via the lang[*][file] parameter, which is injected into an error message. NOTE: this issue might be resultant from CVE-2006-1346.

PHP remote file inclusion vulnerability in addnews.php in Greg Neustaetter gCards 1.13 allows remote attackers to execute arbitrary PHP code via a URL in the languagefile parameter. NOTE: another researcher has observed that languageFile is defined before use. CVE analysis as of 20061012 concurs with the dispute