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CVE-2026-0280

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.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:f8af40d9fb3a0231a14ab387b2de225199bd585716864aa6f8e67f573c2f992a
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 4 assertions

{"cpes":["cpe:2.3:o:palo_alto_networks:pan-os:12.1.7:-:*:*:*:*:*:*","cpe:2.3:o:palo_alto_networks:pan-os:12.1.6:*:*:*:*:*:*:*","cpe:2.3:o:palo_alto_networks:pan-os:12.1.5:*:*:*:*:*:*:*","cpe:2.3:o:palo_alto_networks:pan-os:12.1.4:h6:*:*:*:*:*:*","cpe:2.3:o:palo_alto_networks:pan-os:12.1.4:h5:*:*:*:*:*:*","cpe:2.3:o:palo_alto_networks:pan-os:12.1.4:h3:*:*:*:*:*:*","cpe:2.3:o:palo_alto_networks:pan-os:12.1.4:h2:*:*:*:*:*:*","cpe:2.3:o:palo_alto_networks:pan-os:12.1.4:-:*:*:*:*:*:*","cpe:2.3:o:palo_alto_networks:pan-os:12.1.3:*:*:*:*:*:*:*","cpe:2.3:o:palo_alto_networks:pan-os:12.1.2:*:*:*:*:*:*:…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:f4619ad3bc9f571f7ee52a7dd18c6c05d23e2471eb9554af867b50fb8a951f83 · sha256:70361a5a50ed00d9… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Cloud NGFW","vendor":"Palo Alto Networks","versions":[{"status":"unaffected","version":"All","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:f4619ad3bc9f571f7ee52a7dd18c6c05d23e2471eb9554af867b50fb8a951f83 · sha256:70361a5a50ed00d9… · /containers/cna/affected/0

{"defaultStatus":"unaffected","product":"Prisma Access","vendor":"Palo Alto Networks","versions":[{"changes":[{"at":"11.2.7-h18","status":"unaffected"}],"lessThan":"11.2.7-h18","status":"affected","version":"11.2.0","versionType":"custom"},{"changes":[{"at":"10.2.10-h39","status":"unaffected"}],"lessThan":"10.2.10-h39","status":"affected","version":"10.2.0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:f4619ad3bc9f571f7ee52a7dd18c6c05d23e2471eb9554af867b50fb8a951f83 · sha256:70361a5a50ed00d9… · /containers/cna/affected/3

{"defaultStatus":"unaffected","product":"Panorama","vendor":"Palo Alto Networks","versions":[{"status":"unaffected","version":"All","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:f4619ad3bc9f571f7ee52a7dd18c6c05d23e2471eb9554af867b50fb8a951f83 · sha256:70361a5a50ed00d9… · /containers/cna/affected/2

Affected products and versions

4 source assertions
{"cpes":["cpe:2.3:o:palo_alto_networks:pan-os:12.1.7:-:*:*:*:*:*:*","cpe:2.3:o:palo_alto_networks:pan-os:12.1.6:*:*:*:*:*:*:*","cpe:2.3:o:palo_alto_networks:pan-os:12.1.5:*:*:*:*:*:*:*","cpe:2.3:o:palo_alto_networks:pan-os:12.1.4:h6:*:*:*:*:*:*","cpe:2.3:o:palo_alto_networks:pan-os:12.1.4:h5:*:*:*:*:*:*","cpe:2.3:o:palo_alto_networks:pan-os:12.1.4:h3:*:*:*:*:*:*","cpe:2.3:o:palo_alto_networks:pan-os:12.1.4:h2:*:*:*:*:*:*","cpe:2.3:o:palo_alto_networks:pan-os:12.1.4:-:*:*:*:*:*:*","cpe:2.3:o:palo_alto_networks:pan-os:12.1.3:*:*:*:*:*:*:*","cpe:2.3:o:palo_alto_networks:pan-os:12.1.2:*:*:*:*:*:*:…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:f4619ad3bc9f571f7ee52a7dd18c6c05d23e2471eb9554af867b50fb8a951f83 · sha256:70361a5a50ed00d9… · /containers/cna/affected/1
{"defaultStatus":"unaffected","product":"Cloud NGFW","vendor":"Palo Alto Networks","versions":[{"status":"unaffected","version":"All","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:f4619ad3bc9f571f7ee52a7dd18c6c05d23e2471eb9554af867b50fb8a951f83 · sha256:70361a5a50ed00d9… · /containers/cna/affected/0
{"defaultStatus":"unaffected","product":"Prisma Access","vendor":"Palo Alto Networks","versions":[{"changes":[{"at":"11.2.7-h18","status":"unaffected"}],"lessThan":"11.2.7-h18","status":"affected","version":"11.2.0","versionType":"custom"},{"changes":[{"at":"10.2.10-h39","status":"unaffected"}],"lessThan":"10.2.10-h39","status":"affected","version":"10.2.0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:f4619ad3bc9f571f7ee52a7dd18c6c05d23e2471eb9554af867b50fb8a951f83 · sha256:70361a5a50ed00d9… · /containers/cna/affected/3
{"defaultStatus":"unaffected","product":"Panorama","vendor":"Palo Alto Networks","versions":[{"status":"unaffected","version":"All","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:f4619ad3bc9f571f7ee52a7dd18c6c05d23e2471eb9554af867b50fb8a951f83 · sha256:70361a5a50ed00d9… · /containers/cna/affected/2

Provider-owned CVSS observations

1 source assertion
{"metric":{"Automatable":"YES","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"PRESENT","attackVector":"NETWORK","baseScore":1.7,"baseSeverity":"LOW","exploitMaturity":"UNREPORTED","privilegesRequired":"NONE","providerUrgency":"AMBER","subAvailabilityImpact":"NONE","subConfidentialityImpact":"LOW","subIntegrityImpact":"LOW","userInteraction":"NONE","valueDensity":"DIFFUSE","vectorString":"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","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityIm…
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:f4619ad3bc9f571f7ee52a7dd18c6c05d23e2471eb9554af867b50fb8a951f83 · sha256:70361a5a50ed00d9… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

1 source assertion
{"cweId":"CWE-131","description":"CWE-131 Incorrect Calculation of Buffer Size","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:f4619ad3bc9f571f7ee52a7dd18c6c05d23e2471eb9554af867b50fb8a951f83 · sha256:70361a5a50ed00d9… · /containers/cna/problemTypes/0/descriptions/0

Source references

1 source assertion
{"tags":["vendor-advisory"],"url":"https://security.paloaltonetworks.com/CVE-2026-0280"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:f4619ad3bc9f571f7ee52a7dd18c6c05d23e2471eb9554af867b50fb8a951f83 · sha256:70361a5a50ed00d9… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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