CVE-2026-0257Used in ransomware
Palo Alto Networks PAN-OS
Palo Alto Networks PAN-OS Authentication Bypass Vulnerability
What it is
Palo Alto Networks PAN-OS contains an authentication bypass vulnerability that allows attackers to bypass security restrictions and establish an unauthorized VPN connection.
What to do
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Vendor notices and references
Description and required action as published by CISA. Full record at NVD.
Other Palo Alto Networks entries on the list
- PAN-OS Palo Alto Networks PAN-OS Code Injection Vulnerability CVE-2026-0322 · Oct 14, 2026
- PAN-OS Palo Alto Networks PAN-OS Out-of-bounds Write Vulnerability CVE-2026-0300 · May 6, 2026
- PAN-OS Palo Alto Networks PAN-OS File Read Vulnerability CVE-2025-0111 · Feb 20, 2025
- PAN-OS Palo Alto Networks PAN-OS Authentication Bypass Vulnerability CVE-2025-0108 · Feb 18, 2025
- PAN-OS Palo Alto Networks PAN-OS Malicious DNS Packet Vulnerability CVE-2024-3393 · Dec 30, 2024
- PAN-OS Palo Alto Networks PAN-OS Management Interface OS Command Injection Vulnerability CVE-2024-9474 · Nov 18, 2024