Microsoft SQL Server Zero-Day Vulnerability Allows Attackers to Escalate Privileges

Microsoft has disclosed a critical zero-day vulnerability in SQL Server that allows authenticated attackers to escalate their privileges to the highest administrative level on affected database systems. Tracked as CVE-2026-21262, the flaw was officially released on March 10, 2026, and has already been publicly disclosed, raising urgent concerns for organizations running SQL Server across enterprise […]

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