Critical severity9.1NVD Advisory· Published Aug 20, 2026· Updated Aug 24, 2026
CVE-2026-66309
CVE-2026-66309
Description
Improper access control in Azure SQL Database allows an authorized attacker to elevate privileges over a network.
Affected products
1Patches
Vulnerability mechanics
References
1- msrc.microsoft.com/update-guide/vulnerability/CVE-2026-66309nvdVendor Advisory
News mentions
2- Microsoft Patches Exploited Entra ID VulnerabilitySecurityWeek · Aug 21, 2026
- Microsoft: 25 Vulnerabilities Disclosed, Including Exploited Entra ID FlawVypr Intelligence · Aug 20, 2026