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Networks & Security Devices

Follow firewall, VPN, router and security appliance vulnerabilities, with risk analysis and mitigation guidance for Fortinet, Palo Alto and Cisco.

Firewall & VPN Network Infrastructure & NAC Edge Security & DDoS Protection

Low Nov 12, 2026

Cisco calls for eMudhra CA distrust after intermediate certificate keys found weak

Cisco says a 2025 key-generation flaw left private keys for eight eMudhra intermediate CA certificates weak enough to brute-force in seconds. Review affected Cisco products and apply the corresponding distrust guidance or update.

Low Nov 12, 2026

Palo Alto PAN-OS: Patch CVE-2026-0325 IP address limit bypass

Palo Alto Networks warns that CVE-2026-0325 in the PAN-OS GlobalProtect gateway lets users with valid credentials bypass IP address limits and source-IP-based access controls. Check gateway configuration and upgrade affected branches to their corresponding fixed versions.

Critical Nov 10, 2026

Fortinet warns of CVE-2026-126254 in FortiOS and FortiSASE; upgrade affected systems

Fortinet warns that CVE-2026-126254 in the FortiOS and FortiSASE BGP daemon could cause denial of service. The flaw has CVSSv3 9.6 and requires a configured iBGP neighbor. Check versions and upgrade FortiOS or move affected FortiSASE branches to a fixed release.