What is CVE-2026-65669?

CVE-2026-65669 is a security advisory published by Microsoft Security Response Center (MSRC) with Critical severity. Microsoft SQL Server Elevation of Privilege Vulnerability

Which CVE IDs does CVE-2026-65669 cover?

CVE-2026-65669 covers the following CVE IDs: CVE-2026-65669. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-65669?

CVE-2026-65669 has a CVSS v3 base score of 9.6, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2026-65669?

CVE-2026-65669 affects 1 product, including: SQL Server Management Studio 22.

CVE-2026-65669CriticalCVSS 9.6

Microsoft SQL Server Elevation of Privilege Vulnerability

Vendor

Microsoft Security Response Center (MSRC)

Published

September 11, 2026

Last Modified

—

🔗 CVE IDs covered (1)

CVE-2026-65669 →

📋 Description

Improper neutralization of special elements in output used by a downstream component ('injection') in SQL Server allows an unauthorized attacker to elevate privileges over a network.

🎯 Affected products1

SQL Server Management Studio 22

✅ Remediation

KBRelease Notes (Security Update) — fixed build 22.8.2

🔗 References (3)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-65669
patchhttps://aka.ms/ssms/22/release/vs_SSMS.exe
referencehttps://learn.microsoft.com/ssms/release-notes-22