CVE-2026-20803
Microsoft SQL Server Elevation of Privilege Vulnerability
Vexday Risk Score
21Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 7.2EPSS 1.2%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado
Lifecycle
13 Jan 2026Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
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
Affected products
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)Want to know if your infrastructure is exposed to this?
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