The Cyber Express Weekly Roundup: Campus Cyberattack, Januscape VM Escape, Router Backdoors, UniFi Flaw, and Wireshark Security Updates

This weekly roundup highlights several high-impact infrastructure threats — a confirmed Mount Royal University cyberattack with potential data exposure, a critical Linux KVM guest-to-host escape (Januscape CVE-2026-53359), an undocumented Tenda router firmware backdoor (CVE-2026-11405), and vulnerabilities in Ubiquiti UniFi OS and Wireshark — and urges immediate patching, reduced management interface exposure, and continuous monitoring of virtualization, networking, and firmware to maintain enterprise resilience.