Critical Cisco SD-WAN Vulnerability Carries Maximum Severity Score of 10 (CVE-2026-20127)
– A critical authentication bypass vulnerability affecting Cisco Catalyst SD-WAN infrastructure has been assigned the maximum CVSS severity score of 10.0. Tracked as CVE-2026-20127, the flaw could allow unauthenticated remote attackers to obtain administrative privileges, potentially giving them control over network configurations.



























![Remote Unauthenticated Code Execution – Critical vulnerability in OpenSSH that affects almost all Linux systems [CVE-2024-6387] Remote Unauthenticated Code Execution – Critical vulnerability in OpenSSH that affects almost all Linux systems [CVE-2024-6387]](https://i0.wp.com/www.systemtek.co.uk/wp-content/uploads/2024/01/linux-4259595_1920.jpg?resize=130%2C90&ssl=1)