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High severity8.1NVD Advisory· Published Nov 10, 2026· Updated Nov 10, 2026

CVE-2026-66813

CVE-2026-66813

Description

Out-of-bounds read in SQL Server allows an unauthorized attacker to elevate privileges over a network.

Affected products

1

Microsoft/SQL Serverllm-fuzzy

Patches

Vulnerability mechanics

References

1

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-66813nvd

News mentions

1

Microsoft November 2026 Patch Tuesday Fixes 1,093 Vulnerabilities, Including Outlook Zero-Day
Cyber Security News · Nov 10, 2026