Description

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows SMB Server allows an authorized attacker to deny service over a network.

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References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20927

Vendor Advisory

Weaknesses

[email protected]

Primary
CWE-362

CVSS impact metrics

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

5.3 · Medium

Information

Source identifier

[email protected]

Vulnerability status

Analyzed

Published

2026-01-13T18:16:19.650Z

3 days ago

Last modified

2026-01-16T14:57:23.750Z

3 hours ago