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Critical Palo Alto PAN-OS Vulnerability CVE-2026-0300 Actively Exploited — Unauthenticated Root RCE on Firewalls

13 May 2026  |  dark6  |  Vulnerability

Palo Alto Networks is warning of a critical CVE-2026-0300 buffer overflow in PAN-OS Captive Portal that enables unauthenticated root-level remote code execution on PA-Series and VM-Series firewalls. Active...

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WatchGuard Agent Vulnerabilities Allow Attackers to Escalate to Full SYSTEM Privileges on Windows

10 May 2026  |  dark6  |  Vulnerability

WatchGuard has released urgent security updates patching four high-severity vulnerabilities in the WatchGuard Agent for Windows, including chained CVE-2026-6787 and CVE-2026-6788 flaws (CVSS 8.5) that grant NT AUTHORITY\SYSTEM...

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Critical Palo Alto PAN-OS Zero-Day CVE-2026-0300 Actively Exploited — Root Access Granted on 5,800+ Exposed Firewalls

7 May 2026  |  dark6  |  Vulnerability

A critical buffer overflow zero-day in Palo Alto Networks PAN-OS (CVE-2026-0300, CVSS 9.3) is being actively exploited in the wild. Unauthenticated attackers can gain full root access to...

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