Palo Alto Networks security advisory (AV26-032)

Palo Alto Networks Firewall Vulnerability Allows Unauthenticated Attackers To Trigger Denial Of Service - Cybernoz - Cybersecurity News

Palo Alto Networks has patched a critical denial-of-service vulnerability in its PAN-OS firewall software, tracked as CVE-2026-0227, which lets unauthenticated attackers disrupt GlobalProtect gateways and portals. The flaw carries a CVSS v4.0 base score of 7.7 (HIGH severity), stemming from improper checks for unusual conditions that force firewalls into maintenance mode after repeated exploitation attempts. Published on January 14, 2026, the is…

Palo Alto Networks security advisory (AV26-032)

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