PHP remote file inclusion vulnerability in /lib/tree/layersmenu.inc.php in the PHP Layers Menu 2.3.5 package for MyNewsGroups :) 0.6b and earlier allows remote attackers to execute arbitrary PHP code via a URL in the myng_root parameter.
Cross-site scripting (XSS) vulnerability in MyNewsGroups 0.4 and 0.4.1 allows remote attackers to inject arbitrary web script or HTML via the subject of a newsgroup post, which is not properly handled by (1) myarticles.php, (2) search.php, (3) stats.php, or (4) standard.lib.php.