983,992 Indexed FortiGate Instances: Reading an Edge-Appliance Count Against CVE-2025-25249 Edge appliances are difficult to measure honestly, because exposure and importance are unrelated properties. A firewall with a pre-authentication packet-processing flaw and a firewall that has never been reachable from an untrusted network can appear in the same fingerprint count. CVE-2025-25249, added to CISA's Known Exploited Vulnerabilities catalog on 9 September 2026, is a case where the measureme...