Cross-site scripting (XSS) vulnerability in Multiple Time Sheets (MTS) 5.0 and earlier allows remote attackers to inject arbitrary web script or HTML via the tab parameter to (1) index.php, as demonstrated using mixed case and encoded whitespace characters in the tag; or (2) clientinfo.php, (3) invoices.php, (4) smartlinks.php, and (5) todo.php, as demonstrated using a META tag.
Improper Neutralization of Input During Web Page Generation The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.