CVE-2026-0234

An improper verification of cryptographic signature vulnerability exists in Cortex XSOAR and Cortex XSIAM platforms during integration of Microsoft Teams that enables an unauthenticated user to access and modify protected resources.

CVSS v3 9.1 CRITICAL

9.1^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://security.paloaltonetworks.com/CVE-2026-0234	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:paloaltonetworks:cortex_xsiam::::::::
	cpe:2.3:a:paloaltonetworks:cortex_xsoar::::::::

History

26 Oct 2026, 21:10

Type	Values Removed	Values Added
Summary		(es) Una vulnerabilidad de verificación incorrecta de firma criptográfica existe en las plataformas Cortex XSOAR y Cortex XSIAM durante la integración de Microsoft Teams que permite a un usuario no autenticado acceder y modificar recursos protegidos.

Information

Published : 2026-04-13 08:16

Updated : 2026-10-26 21:10

NVD link : CVE-2026-0234

Mitre link : CVE-2026-0234

CVE.ORG link : CVE-2026-0234

JSON object : View

Products Affected

paloaltonetworks

cortex_xsoar
cortex_xsiam

CWE

CWE-347

Improper Verification of Cryptographic Signature

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