HIGHCVE-2026-20803Published Modified CNA microsoft
CVE-2026-20803: Microsoft SQL Server Elevation of Privilege Vulnerability
Missing authentication for critical function in SQL Server allows an authorized attacker to elevate privileges over a network.
Metrics
- CVSS v3.1
- 7.2
- Severity
- HIGH
- Fixed in
- 16.0.1165.1
- Affected Products
- 3
Fix available
16.0.1165.116.0.4230.217.0.1050.2
Affected packages
- Microsoft / Microsoft SQL Server 2022 (GDR)< 16.0.1165.1 (from 16.0.0)
- Microsoft / Microsoft SQL Server 2022 for x64-based Systems (CU 22)< 16.0.4230.2 (from 16.0.0.0)
- Microsoft / Microsoft SQL Server 2025 for x64-based Systems (GDR)< 17.0.1050.2 (from 17.0.1050.2)
CVSS Vector
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