CVE-2026-66818

Microsoft SQL Server is affected by an improper privilege management flaw that allows an authorized attacker to escalate privileges over a network . The vulnerability is rated CVSS 3.1 8.8 (High) with a vector of AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H, meaning low privileges and no user interaction ...