IPFire 2.21 Core Update 127 Reflected XSS via updatexlrator.cgi

IPFire 2.21 Core Update 127 contains a reflected cross-site scripting vulnerability in the updatexlrator.cgi script that allows attackers to inject malicious scripts through POST parameters. Attackers can submit crafted requests with script payloads in the MAX_DISK_USAGE or MAX_DOWNLOAD_RATE parameters to execute arbitrary JavaScript in users' browsers.