CyberICT

CVE-2026-77483

Microsoft · Published September 8, 2026

CVSS v3.1

HIGH
Patch availableGet patch

Description

SQL Server Elevation of Privilege Vulnerability. Weak authentication in SQL Server allows an authorized attacker to elevate privileges over a network.

Affected Products

  • Microsoft SQL Server 2017 for x64-based Systems (GDR)
  • Microsoft SQL Server 2019 for x64-based Systems (GDR)
  • Microsoft SQL Server 2017 for x64-based Systems (CU 31)
  • Microsoft SQL Server 2022 for x64-based Systems (GDR)

CVSS Vector

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