Main Vulnerability Database Vulnerabilities #VU122562

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

Published: February 10, 2026

Vulnerability identifier: #VU122562

CSH Severity: High

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber

CVE-ID: CVE-2026-21228

CWE-ID: CWE-295

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vendor: Microsoft

Affected software:
Azure Local

Detailed vulnerability description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to improper certificate validation in Azure Local. A remote attacker can execute arbitrary code on the system.

Install updates from vendor's website.