Cross-site scripting (XSS) vulnerability in index.php in (1) GmailSite 1.0 through 1.0.4 and (2) GFHost 0.1.1 through 0.4.2 allows remote attackers to inject arbitrary web script or HTML via the lng parameter.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.008
EPSS Ranking 72.3%