Advisoriesby IbisPalo Alto NetworksCVE-2026-0280
Palo Alto Networks PAN-OS: unauthenticated attacker could bypass firewall...
Fix: upgrade to 12.1.8 or later (6 fixed versions below)
An IPv6 packet processing vulnerability in the dataplane of Palo Alto Networks PAN-OS® software enables an unauthenticated attacker to bypass firewall security policy enforcement, allowing network traffic that should be blocked to reach protected services.
Cloud NGFW and Panorama are not impacted by this vulnerability.
Affected versions
| Package | Affected | Fixed in |
|---|---|---|
| PAN-OS Product | >= 12.1.0, < 12.1.8 | 12.1.8 |
| >= 11.2.0, < 11.2.13 | 11.2.13 | |
| >= 11.1.0, < 11.1.16 | 11.1.16 | |
| >= 10.2.0, < 10.2.18-h8 | 10.2.18-h8 | |
| Prisma Access Product | >= 11.2.0, < 11.2.7-h18 | 11.2.7-h18 |
| >= 10.2.0, < 10.2.10-h39 | 10.2.10-h39 |
Details and references
- CVSS 4.0
- CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:X/V:D/RE:M/U:Amber
- Severity from
- the vendor (its own CVE record or advisory)
- Weakness
- CWE-131