What’s Vulnerable › Vulnerabilities

CVE-2026-21228: Azure Local Remote Code Execution Vulnerability

• Severity: high (CVSS 8.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-02-10 · updated 2026-08-19
• Weakness: CWE-295

Description

Improper certificate validation in Azure Local allows an unauthorized attacker to execute code over a network.

Affected products

• Microsoft Azure Local: before 2510.0.3002 — fixed in 2510.0.3002
• Microsoft Azure Local: from 1.0.0 before 2510.0.3002 — fixed in 2510.0.3002

How to fix

Upgrade to a fixed version: Microsoft Azure Local 2510.0.3002; Microsoft Azure Local 2510.0.3002. Check the vendor advisory for mitigations.

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21228

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