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CVE Vulnerability Details :
CVE-2026-0244
PUBLISHED
More InfoOfficial Page
Assigner-palo_alto
Assigner Org ID-d6c1279f-00f6-4ef7-9217-f89ffe703ec0
View Known Exploited Vulnerability (KEV) details
Published At-13 May, 2026 | 19:03
Updated At-13 May, 2026 | 19:29
Rejected At-
▼CVE Numbering Authority (CNA)
Prisma SD-WAN: Improper Certificate Validation Vulnerability

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.

Affected Products
Vendor
Palo Alto Networks, Inc.Palo Alto Networks
Product
Prisma SD-WAN ION
Default Status
unaffected
Versions
Affected
  • From 6.5.0 before 6.5.3-b15 (custom)
    • -> unaffectedfrom6.5.3-b15
  • From 6.4.0 before 6.4.3-b8 (custom)
    • -> unaffectedfrom6.4.3-b8
  • From 6.3.0 before 6.3.6-b10 (custom)
    • -> unaffectedfrom6.3.6-b10
Unaffected
  • 6.1.0 (custom)
  • 5.6.0 (custom)
Problem Types
TypeCWE IDDescription
CWECWE-295CWE-295 Improper Certificate Validation
Type: CWE
CWE ID: CWE-295
Description: CWE-295 Improper Certificate Validation
Metrics
VersionBase scoreBase severityVector
4.05.2MEDIUM
CVSS: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:Amber
Version: 4.0
Base score: 5.2
Base severity: MEDIUM
Vector:
CVSS: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:Amber
Metrics Other Info
Impacts
CAPEC IDDescription
CAPEC-94CAPEC-94 Adversary in the Middle (AiTM)
CAPEC ID: CAPEC-94
Description: CAPEC-94 Adversary in the Middle (AiTM)
Solutions

Version Minor Version Suggested Solution Prisma SD-WAN ION 6.5 6.5.1 through 6.5.3 Upgrade to 6.5.3-b15 or later. Prisma SD-WAN ION 6.4 6.4.1 through 6.4.3 Upgrade to 6.4.3-b8 or later. Prisma SD-WAN ION 6.3 6.3.1 through 6.3.6 Upgrade to 6.3.6-b10 or later. Prisma SD-WAN ION 6.1 No action needed. Prisma SD-WAN ION 5.6 No action needed.

Configurations

No special configuration is required to be affected by this issue.

Workarounds

No known workarounds exist for this issue.

Exploits

Palo Alto Networks is not aware of any malicious exploitation of this issue.

Credits
other
Palo Alto Networks thanks our internal security research teams for discovering and reporting this issue.
Timeline
EventDate
Initial publication.2026-05-13 16:00:00
Event: Initial publication.
Date: 2026-05-13 16:00:00
Replaced By
Rejected Reason
References
HyperlinkResource
https://security.paloaltonetworks.com/CVE-2026-0244
vendor-advisory
Hyperlink: https://security.paloaltonetworks.com/CVE-2026-0244
Resource:
vendor-advisory
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Details not found