Cross-site scripting (XSS) vulnerability in view_filters_page.php in Mantis 1.0.0rc3 and earlier allows remote attackers to inject arbitrary web script or HTML via the target_field parameter.

Cross-site scripting (XSS) vulnerability in Mantis before 1.0.0rc1 allows remote attackers to inject arbitrary web script or HTML via unknown attack vectors, as identified by bug#0005751 "thraxisp".

Cross-site scripting (XSS) vulnerability in Mantis bugtracker allows remote attackers to inject arbitrary web script or HTML via (1) the return parameter to login_page.php, (2) e-mail field in signup.php, (3) action parameter to login_select_proj_page.php, or (4) hide_status parameter to view_all_set.php.

Mantis before 20041016 provides a complete Issue History (Bug History) in the web interface regardless of view_history_threshold, which allows remote attackers to obtain sensitive information (private bug details) by visiting a bug's web page.

signup_page.php in Mantis bugtracker allows remote attackers to send e-mail bombs by creating multiple users and providing the same e-mail address.

The "View Bugs" page (view_all_bug_page.php) in Mantis 0.17.4a and earlier includes summaries of private bugs for users that do not have access to any projects.

Mantis 0.17.4a and earlier allows remote attackers to view private bugs by modifying the f_id bug ID parameter to (1) bug_update_advanced_page.php, (2) bug_update_page.php, (3) view_bug_advanced_page.php, or (4) view_bug_page.php.