Improper Certificate Validation in Azure Local by Microsoft
CVE-2026-21228

8.1HIGH

Key Information:

Vendor

Microsoft
Status
Azure Local
Vendor
CVE Published:
10 February 2026

What is CVE-2026-21228?

The vulnerability in Azure Local stems from improper validation of certificates, potentially enabling unauthorized attackers to execute remote code on affected systems. This flaw can pose significant risks, allowing an attacker to manipulate the network communication and compromise sensitive information or system integrity. It is crucial for users of Azure Local to apply patches and updates to mitigate potential threats associated with this vulnerability.

Affected Version(s)

Azure Local 1.0.0 < 2510.0.3002

References

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

CVSS V3.1

Score:
8.1
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.