CVE-2026-20921 | Microsoft Windows up to Server 2025 SMB Server race condition
A vulnerability categorized as critical has been discovered in Microsoft Windows. This affects an unknown function of the component SMB Server. Executing a manipulation can lead to race condition.
This vulnerability is registered as CVE-2026-20921. It is possible to launch the attack remotely. No exploit is available.
A patch should be applied to remediate this issue.