CVE-2026-84191

LibreNMS versions prior to 26.5.0 contain stored cross-site scripting (XSS) vulnerabilities in VRF display pages. The root cause is that SNMP-polled fields—mplsVpnVrfDescription , vrf_name , and mplsVpnVrfRouteDistinguisher —are rendered without sanitization. An attacker controlling a monitored n...