1. PAN-OS Zero-Day CVE-2026-0300 Allows Unauthenticated RCE Through Captive Portal
Security researchers have identified a critical zero-day vulnerability, tracked as CVE-2026-0300, affecting Palo Alto Networks PAN-OS firewall firmware. The flaw enables unauthenticated remote code execution (RCE) by exploiting the Captive Portal component, which handles user authentication on network gateways. The vul...