Information Disclosure Vulnerability in Azure MCP Server by Microsoft
CVE-2026-32211

9.1CRITICAL

Key Information:

Vendor

Microsoft
Status
Azure Web Apps
Vendor
CVE Published:
2 April 2026

What is CVE-2026-32211?

A security flaw in the Azure MCP Server arises from missing authentication for a critical function, enabling unauthorized attackers to disclose sensitive information over a network. This vulnerability poses significant risks as it could lead to data leakage and compromise the confidentiality of the information handled by the Azure MCP Server. Organizations utilizing this server need to be aware of this vulnerability and implement necessary patches to safeguard their data from potential exploitation.

Affected Version(s)

Azure Web Apps -

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE...
vendor-advisorypatch

CVSS V3.1

Score:
9.1
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.