Cross-site scripting (XSS) vulnerability in vBulletin 3.0.12 and 3.5.3 allows remote attackers to inject arbitrary web script or HTML via the email field, which is injected in profile.php but not sanitized in sendmsg.php.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.009
EPSS Ranking 75.1%