CVE-2026-0244

highpriority · track · 32EPSS 0.002 · 12 %ileEURUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.22% (12th) EPSS

CVSS 8.1 · high

Is it mine?

12 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

EPSS · scored 2026-10-27

An improper certificate validation vulnerability in the Palo Alto Networks Prisma SD-WAN ION enables man-in-the-middle (MitM) attacker to impersonate the controller.

cvss

Technical severity, 0–10. One row per scoring source.

8.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5.2–8.8

v3.18.1highCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 2.2 · impact 5.9

v3.18.8highAV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

v4.05.2mediumCVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/AU:Y/R:U/V:D/RE:M/U:Ambersecondary · ENISA EU

v4.05.2mediumCVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/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:U/V:D/RE:M/U:Ambersecondary · psirt@paloaltonetworks.com

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-295USCWE-295US

affected products (12)

Products and version ranges known to be affected.

Palo Alto Networks Prisma SD-WAN ION6.3.0 → 6.3.6-b10enisa_euvdEU
Palo Alto Networks Prisma SD-WAN ION6.4.0 → 6.4.3-b8enisa_euvdEU
Palo Alto Networks Prisma SD-WAN ION6.5.0 → 6.5.3-b15enisa_euvdEU
Palo Alto Networks Inc. Prisma SD-WAN ION6.3.0 → 6.3.6-b10fstec_bduRU
Palo Alto Networks Inc. Prisma SD-WAN ION6.4.0 → 6.4.3-b8fstec_bduRU
Palo Alto Networks Inc. Prisma SD-WAN ION6.5.0 → 6.5.3-b15fstec_bduRU
paloaltonetworks prisma sd-wan6.3.1 → 6.3.6nvdUScpe:2.3:a:paloaltonetworks:prisma_sd-wan:*:*:*:*:*:*:*:*
paloaltonetworks prisma sd-wan= 6.3.6nvdUScpe:2.3:a:paloaltonetworks:prisma_sd-wan:*:*:*:*:*:*:*:*
paloaltonetworks prisma sd-wan6.4.1 → 6.4.3nvdUScpe:2.3:a:paloaltonetworks:prisma_sd-wan:*:*:*:*:*:*:*:*
paloaltonetworks prisma sd-wan= 6.4.3nvdUScpe:2.3:a:paloaltonetworks:prisma_sd-wan:*:*:*:*:*:*:*:*
paloaltonetworks prisma sd-wan6.5.1 → 6.5.3nvdUScpe:2.3:a:paloaltonetworks:prisma_sd-wan:*:*:*:*:*:*:*:*
paloaltonetworks prisma sd-wan= 6.5.3nvdUScpe:2.3:a:paloaltonetworks:prisma_sd-wan:*:*:*:*:*:*:*:*

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu nvd NVD CVE.org MITRE

published 2026-05-13modified 2026-10-26

references (4)

External citations — patches, advisories, analysis.

scry

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