CVE-2026-66309: Azure SQL Database Elevation of Privilege Vulnerability

Published Aug 20, 2026
·
Updated

Azure SQL Database Elevation of Privilege Vulnerability

Other sources

Improper access control in Azure SQL Database allows an authorized attacker to elevate privileges over a network.

Microsoft

Affected Software

1 affected component
Microsoft Azure SQL Database

Event History

Aug 20, 2026
CVE Published
via Microsoft·02:00 PM
Data Sourced
via Microsoft·02:00 PM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·02:00 PM
Description
CVE Published
via MITRE·09:47 PM
Data Sourced
via MITRE·09:47 PM
DescriptionSeverity

Frequently Asked Questions

1

Does an attacker need existing access to exploit this issue?

Yes. The vulnerability is described as requiring an authorized attacker, and the CVSS vector lists Privileges Required as High (PR:H). Exploitation is performed over the network and does not require user interaction.

Contact

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