PT-2026-40768 · Palo Alto Networks · Prisma Sd-Wan Ion

Published 2026-05-13 · Updated 2026-05-13 · CVE-2026-0244

NVD

CVSS v4.0

5.2

Medium

Base vector

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:Amber

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.

Fix

Improper Certificate Validation

Weakness Enumeration

CWE-295

Related Identifiers

CVE-2026-0244

Affected Products

Prisma Sd-Wan Ion

References · 2

• https://security.paloaltonetworks.com/CVE-2026-0244 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-0244 · Security Note