CVE-2025-45814: Novelsat NS2000 Firmware

Critical severity, CVSS 9.8. EPSS: 0.6% chance of exploitation in the next 30 days.

Missing authentication checks in the query.fcgi endpoint of NS3000 v8.1.1.125110 , v7.2.8.124852 , and v7.x and NS2000 v7.02.08 allows attackers to execute a session hijacking attack.

Affected products

• Novelsat NS2000 Firmware: version 7.02.08 only
• Novelsat NS3000 Firmware: version 7.2.8.124852 only; version 8.1.1.125110 only

Published 2025-07-02. Last modified 2026-06-17.