What’s Vulnerable › Vulnerabilities

CVE-2026-0280: PAN-OS: IPv6 Firewall Policy Bypass

• Severity: high (CVSS 7.2 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-07-09 · updated 2026-08-11
• Weakness: CWE-131

Description

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 products

• Palo Alto Networks PAN-OS: from 10.2.0 before 10.2.7; from 10.2.8 before 10.2.10; from 10.2.11 before 10.2.13; from 10.2.14 before 10.2.16; from 11.1.0 before 11.1.4; from 11.1.8 before 11.1.10 — fixed in 10.2.10, 10.2.13, 10.2.16, 10.2.7, 11.1.10, 11.1.13

How to fix

Upgrade to a fixed version: Palo Alto Networks PAN-OS 10.2.10, 10.2.13, 10.2.16, 10.2.7. Check the vendor advisory for mitigations.

References

• https://security.paloaltonetworks.com/CVE-2026-0280
• https://cert-portal.siemens.com/productcert/html/ssa-104023.html

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