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MSRC compact vulnerability detail

CVE-2026-24294 · Windows SMB Server Elevation of Privilege Vulnerability

Improper authentication in Windows SMB Server allows an authorized attacker to elevate privileges locally.

Severity
Important
Impact
Elevation of Privilege
CVSS
7.8 base · 6.8 temporal
Release
2026-03-10
Signals
Windows SMB Server Elevation of Privilege Exploited: No Publicly disclosed: No Exploitability: Exploitation More Likely
CWE
CWE-287: Improper Authentication
Patch Diff
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Description
Improper authentication in Windows SMB Server allows an authorized attacker to elevate privileges locally.
FAQ / Articles
Windows SMB Server Elevation of Privilege Vulnerability
Improper authentication in Windows SMB Server allows an authorized attacker to elevate privileges locally.
FAQ
What privileges could be gained by an attacker who successfully exploited this vulnerability? An attacker who successfully exploited this vulnerability could gain SYSTEM privileges.