CVE-2026-20803

Microsoft SQL Server Elevation of Privilege Vulnerability

CVSS 7.2 HIGHEPSS 1.2%CWE-306

Missing authentication for critical function in SQL Server allows an authorized attacker to elevate privileges over a network.

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Produtos afetados

Microsoft · Microsoft SQL Server 2022 for x64-based Systems (CU 22)Microsoft · Microsoft SQL Server 2022 (GDR)Microsoft · Microsoft SQL Server 2025 for x64-based Systems (GDR)

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Referências

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20803