CVE-2019-25398: Ipfire

Medium severity, CVSS 6.1. EPSS: 0.3% chance of exploitation in the next 30 days.

IPFire 2.21 Core Update 127 contains multiple cross-site scripting vulnerabilities in the ovpnmain.cgi script that allow attackers to inject malicious scripts through VPN configuration parameters. Attackers can submit POST requests with script payloads in parameters like VPN_IP, DMTU, ccdname, ccdsubnet, DOVPN_SUBNET, DHCP_DOMAIN, DHCP_DNS, DHCP_WINS, ROUTES_PUSH, FRAGMENT, KEEPALIVE_1, and KEEPALIVE_2 to execute arbitrary JavaScript in administrator browsers.

Affected products

• Ipfire Ipfire: version 2.21 only

Published 2026-02-18. Last modified 2026-06-17.