Multiple cross-site scripting (XSS) vulnerabilities in main.php in SF-Shoutbox 1.2.1 through 1.4 allow remote attackers to inject arbitrary web script or HTML via the (1) nick (aka Name) and (2) shout (aka Shout) parameters.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 55.2%