LiquidFiles 3.4.15 has stored XSS through the "send email" functionality when sending a file via email to an administrator. When a file has no extension and contains malicious HTML / JavaScript content (such as SVG with HTML content), the payload is executed upon a click. This is fixed in 3.5.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.011
EPSS Ranking 77.3%