Cross-site scripting (XSS) vulnerability in admin/global.php (aka the Admin CP login form) in MyBB (aka MyBulletinBoard) 1.1.7 allows remote attackers to inject arbitrary web script or HTML via the query string ($SERVER[PHPSELF]).

Cross-site scripting (XSS) vulnerability in inc/functionspost.php in MyBB (aka MyBulletinBoard) 1.1.7 allows remote attackers to inject arbitrary web script or HTML via a url BBCode tag that contains a javascript URI with an SGML numeric character reference and an embedded space, as demonstrated using "java& #115;cript," a different vulnerability than CVE-2006-3761.

Cross-site scripting (XSS) vulnerability in archive/index.php/forum-4.html in MyBB (aka MyBulletinBoard) allows remote attackers to inject arbitrary web script or HTML via the navbits[][name] parameter.

Cross-site scripting (XSS) vulnerability in attachment.php in MyBulletinBoard (MyBB) 1.1.7 and possibly other versions allows remote attackers to inject arbitrary web script or HTML via a GIF image that contains URL-encoded Javascript, which is rendered by Internet Explorer.

MyBB (aka MyBulletinBoard) allows remote attackers to obtain sensitive information via a direct request for inc/plugins/hello.php, which reveals the path in an error message.

Directory traversal vulnerability in usercp.php in MyBB (aka MyBulletinBoard) 1.x allows remote attackers to read arbitrary files via a .. (dot dot) in the gallery parameter in a (1) avatar or (2) doavatar action.

Cross-site scripting (XSS) vulnerability in usercp.php in MyBB (aka MyBulletinBoard) 1.x allows remote attackers to inject arbitrary web script or HTML via the gallery parameter.