CVE-2026-0280 json
PAN-OS: IPv6 Firewall Policy Bypass
published 2026-07-09 4 mo ago modified 2026-10-15 25 d ago also EUVD-2026-42681
- cvss
- 7.2
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 27%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- Palo Alto Networks PAN-OS 10.2.7-h36, 10.2.10-h39, 10.2.13-h23, 10.2.16-h9, 10.2.18-h8, 11.1.4-h35, 11.1.6-h35, 11.1.7-h8, 11.1.10-h30, 11.1.13-h9, 11.1.16, 11.2.4-h20, 11.2.7-h18, 11.2.10-h11, 11.2.13, 12.1.4-h8, 12.1.7-h2, 12.1.8
- Palo Alto Networks Prisma Access 10.2.10-h39, 11.2.7-h18
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 4 mo ago
Exploit prediction
0.34% chance of exploitation in the next 30 days, higher than 27% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 1.7 | 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/AU:Y/V:D/RE:M/U:Amber |
| CNA | 4.0 | 1.7 | 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 |
| NVD | 3.1 | 7.2 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N |
Affected products
- Palo Alto Networks Cloud NGFW
- Palo Alto Networks PAN-OS
- Palo Alto Networks Panorama
- Palo Alto Networks Prisma Access
- Siemens RUGGEDCOM APE1808
Classification
- Weakness
-
- CWE-131 Incorrect Calculation of Buffer Size
- Technology feeds
References
Sources
- CVE List CVE-2026-0280
- NVD CVE-2026-0280
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