Critical Vulnerability in Windows SMB Server Allows Privilege Escalation

Critical Vulnerability in Windows SMB Server Allows Privilege Escalation

First seen 10 Mar 2026, 17:28 UTC Api.Msrc.Microsoft 69.9

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A critical vulnerability (CVE-2026) has been identified in the Windows SMB Server, allowing authorized attackers to elevate their privileges locally. This flaw poses a significant risk to systems utilizing this service, potentially enabling unauthorized access and control. Immediate attention is required to mitigate the risks associated with this vulnerability.

Timeline

2026-03-10
CVE-2026 published
Recent
Security advisories issued