Description
Authentication bypass vulnerabilities in the GlobalProtect™ portal and gateway of Palo Alto Networks PAN-OS® software enables an unauthenticated user to bypass security restrictions and establish an unauthorized VPN connection.
Panorama, Cloud NGFW, and Prisma® Access are not affected by this vulnerability.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Palo Alto Networks | PAN-OS | 11.1.0 <11.1.16-h5 | — |
| Palo Alto Networks | PAN-OS | 10.2.0 <10.2.18-h14 | — |
| Palo Alto Networks | PAN-OS | 12.1.0 <12.1.10-h4 | — |
| Palo Alto Networks | PAN-OS | 11.2.0 <11.2.16-h2 | — |
| Palo Alto Networks | PAN-OS | 12.2.0 <12.2.4-h2 | — |
Advisories 1
- WID-SEC-2026-4526 Palo Alto Networks PAN-OS: Mehrere Schwachstellen BSI CERT-Bund (WID) · Nov 11, 2026