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CVE-2026-0280

LOW 1.7 ALL-YEARS

Published 2026-07-09 · Last modified 2026-08-11 · palo_alto · NVD: Modified

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.

LIMITED SIGNALS

No known exploitation, public exploit, or elevated probability at this time. Track for changes.

Exploitation likelihood

0.2%chance of exploitation in 30 days · 9th percentile

○ In CISA KEV○ Public exploit / PoC◆ SSVC: exploitation none, automatable no

Impact if exploited

1.7CVSS 4.0 · LOW · CNA

  • ConfidentialityNone
  • IntegrityNone
  • AvailabilityNone

What an attacker needs

  • ✓Access: Reachable over the network — no local access needed
  • ✓Privileges: No account or privileges required
  • ✓User interaction: No user interaction needed
  • ✓Complexity: No special conditions — reliably repeatable
  • ⚠Requirements: Specific conditions must be present

✓ lowers the bar for an attacker · ⚠ raises it

Proof of concept & exploit code

No public exploit or proof-of-concept code is catalogued for this CVE (no ExploitDB, Nuclei, or CISA-KEV entry). It may still exist — search GitHub or check the references below.

Affected

Vendors Palo Alto Networks Siemens Paloaltonetworks

Products Cloud Ngfw Pan Os Panorama Prisma Access Ruggedcom Ape1808

Weakness (CWE)

  • CWE-131: Incorrect Calculation of Buffer Size

CVSS vector

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

Known Affected Software Configurations

VendorProductVersion range
PaloaltonetworksPan Os≥ 10.2.0 and < 10.2.7
PaloaltonetworksPan Os≥ 10.2.8 and < 10.2.10
PaloaltonetworksPan Os≥ 10.2.11 and < 10.2.13
PaloaltonetworksPan Os≥ 10.2.14 and < 10.2.16
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.7
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.10
PaloaltonetworksPan Os10.2.13
PaloaltonetworksPan Os10.2.13
PaloaltonetworksPan Os10.2.13
PaloaltonetworksPan Os10.2.13
PaloaltonetworksPan Os10.2.13
PaloaltonetworksPan Os10.2.13
PaloaltonetworksPan Os10.2.13
PaloaltonetworksPan Os10.2.13
PaloaltonetworksPan Os10.2.13
PaloaltonetworksPan Os10.2.13
PaloaltonetworksPan Os10.2.13
PaloaltonetworksPan Os10.2.13
PaloaltonetworksPan Os10.2.13
PaloaltonetworksPan Os10.2.16
PaloaltonetworksPan Os10.2.16
PaloaltonetworksPan Os10.2.16
PaloaltonetworksPan Os10.2.16
PaloaltonetworksPan Os10.2.16
PaloaltonetworksPan Os10.2.16
PaloaltonetworksPan Os10.2.17
PaloaltonetworksPan Os10.2.18
PaloaltonetworksPan Os10.2.18
PaloaltonetworksPan Os10.2.18
PaloaltonetworksPan Os10.2.18
PaloaltonetworksPan Os≥ 11.1.0 and < 11.1.4
PaloaltonetworksPan Os≥ 11.1.8 and < 11.1.10
PaloaltonetworksPan Os≥ 11.1.11 and < 11.1.13
PaloaltonetworksPan Os≥ 11.1.14 and < 11.1.16
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.4
PaloaltonetworksPan Os11.1.5
PaloaltonetworksPan Os11.1.6
PaloaltonetworksPan Os11.1.6
PaloaltonetworksPan Os11.1.6
PaloaltonetworksPan Os11.1.6
PaloaltonetworksPan Os11.1.6
PaloaltonetworksPan Os11.1.6
PaloaltonetworksPan Os11.1.6
PaloaltonetworksPan Os11.1.6
PaloaltonetworksPan Os11.1.6
PaloaltonetworksPan Os11.1.6
PaloaltonetworksPan Os11.1.6
PaloaltonetworksPan Os11.1.6
PaloaltonetworksPan Os11.1.6
PaloaltonetworksPan Os11.1.6
PaloaltonetworksPan Os11.1.6
PaloaltonetworksPan Os11.1.6

Showing 120 of 203 configuration entries. Full list on NVD.

All CVSS metrics

  • LOW 1.7 v4.0 · CNA Primary
    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
  • LOW 1.7 v4.0 · NVD Secondary
    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
  • HIGH 7.2 v3.1 · NVD Primary
    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N

References

Advisories

Technical & other

Sources: NVD · CVE.org · EPSS