CVE-2026-0280
PAN-OS: IPv6 Firewall Policy Bypass
LOW 1.7
At a glance
- Source
- NVD
- EPSS
- EPSS 0.34 % · percentile 27 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- palo_alto
- NVD status
- Modified
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.
Weaknesses (CWE)
- CWE-131 — Incorrect Calculation of Buffer Size
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 4.0 | LOW 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 | palo_alto |
| CVSS 4.0 | LOW 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 · psirt@paloaltonetworks.com (Secondary) |
| CVSS 3.1 | HIGH 7.2 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N | NVD · nvd@nist.gov (Primary) |
European references
- ENISA EUVD · EUVD-2026-42681
- GCVE · GCVE-0-2026-0280
CERT-FR advisories
- CERTFR-2026-AVI-0853 — Multiples vulnérabilités dans les produits Palo Alto Networks · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*≥ 10.2.0 < 10.2.7cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*≥ 10.2.8 < 10.2.10cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*≥ 10.2.11 < 10.2.13cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*≥ 10.2.14 < 10.2.16cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:-:*:*:*:*:*:*cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h1:*:*:*:*:*:*cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h10:*:*:*:*:*:*cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h11:*:*:*:*:*:*cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h12:*:*:*:*:*:*cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h13:*:*:*:*:*:*cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h14:*:*:*:*:*:*cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h15:*:*:*:*:*:*cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h16:*:*:*:*:*:*cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h17:*:*:*:*:*:*cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h18:*:*:*:*:*:*cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h19:*:*:*:*:*:*cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h2:*:*:*:*:*:*cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h20:*:*:*:*:*:*cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h21:*:*:*:*:*:*cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h22:*:*:*:*:*:*cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h23:*:*:*:*:*:*cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h24:*:*:*:*:*:*cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h3:*:*:*:*:*:*cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h32:*:*:*:*:*:*cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h34:*:*:*:*:*:*cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h35:*:*:*:*:*:*cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h4:*:*:*:*:*:*cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h5:*:*:*:*:*:*cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h6:*:*:*:*:*:*cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h7:*:*:*:*:*:*cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h8:*:*:*:*:*:*cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h9:*:*:*:*:*:*cpe:2.3:o:paloaltonetworks:pan-os:10.2.10:-:*:*:*:*:*:*cpe:2.3:o:paloaltonetworks:pan-os:10.2.10:h1:*:*:*:*:*:*cpe:2.3:o:paloaltonetworks:pan-os:10.2.10:h10:*:*:*:*:*:*cpe:2.3:o:paloaltonetworks:pan-os:10.2.10:h11:*:*:*:*:*:*cpe:2.3:o:paloaltonetworks:pan-os:10.2.10:h12:*:*:*:*:*:*cpe:2.3:o:paloaltonetworks:pan-os:10.2.10:h13:*:*:*:*:*:*cpe:2.3:o:paloaltonetworks:pan-os:10.2.10:h14:*:*:*:*:*:*cpe:2.3:o:paloaltonetworks:pan-os:10.2.10:h17:*:*:*:*:*:*- +163 more
Affected products
| Product | Versions |
|---|---|
| Palo Alto Networks · Cloud NGFW | unaffected All |
| Palo Alto Networks · PAN-OS | affected 12.1.0 < 12.1.8 ; affected 11.2.0 < 11.2.13 ; affected 11.1.0 < 11.1.16 ; affected 10.2.0 < 10.2.18-h8 |
| Palo Alto Networks · Panorama | unaffected All |
| Palo Alto Networks · Prisma Access | affected 11.2.0 < 11.2.7-h18 ; affected 10.2.0 < 10.2.10-h39 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |