CyberICT

CVE-2026-68883

Microsoft · Published October 13, 2026

CVSS v3.1

HIGH
Patch availableGet patch

Description

Microsoft SQL Server Elevation of Privilege Vulnerability. Heap-based buffer overflow in SQL Server allows an authorized attacker to elevate privileges over a network.

Affected Products

  • Microsoft SQL Server 2017 for x64-based Systems (CU31)
  • Microsoft SQL Server 2025 for x64-based Systems (CU8)
  • Microsoft SQL Server 2025 for x64-based Systems (GDR)
  • Microsoft SQL Server 2017 for x64-based Systems (GDR)

CVSS Vector

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