CVE-2026-20019 | Cisco Snort NetFlow Detection Engine denial of service

October 21, 2026 Yanac

A vulnerability marked as critical has been reported in Cisco Snort. This affects an unknown function of the component NetFlow Detection Engine. The manipulation leads to denial of service.

This vulnerability is listed as CVE-2026-20019. The attack may be initiated remotely. There is no available exploit.

It is suggested to upgrade the affected component.VulDB Recent EntriesRead More