CVE-2026-56162CRITICAL

CVE-2026-56162: Critical Azure SQL Database Flaw Found

A critical authentication bypass in Azure SQL Database allows unauthorized attackers to gain elevated privileges over a network.

10.0/10 CVSS

What This Means

CVE ID: CVE-2026-56162
Description: Improper authentication in Azure SQL Database allows an unauthorized attacker to elevate privileges over a network.
CVSS 3.1 score: 10 (CRITICAL), vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Published: 2026-08-07T00:16:31.990
References: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-56162

How to Fix It

Review the Microsoft Security Response Center update guide for remediation
Apply all vendor-provided patches or configuration updates immediately
Restrict network access to database instances using firewalls or private endpoints
Enforce multi-factor authentication and robust identity access management
Monitor database logs for unauthorized privilege changes

Source

NVD

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Last updated August 7, 2026 UTC