CVE-2026-24297

Windows Kerberos Security Feature Bypass Vulnerability

State: Published
Severity: 6.5 Medium
Published: Mar 10, 2026
Updated: Jun 19, 2026
Reserved: Jan 21, 2026

Description

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Kerberos allows an unauthorized attacker to bypass a security feature over a network.

Scores

CVSS	Score	Vector	Source
3.1	6.5 Medium	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C	microsoft

Weaknesses

CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

Affected Products

Product	Versions
Windows 10 Version 1607Microsoft	10.0.14393.0 to before 10.0.14393.8957Affected
Windows 10 Version 1809Microsoft	10.0.17763.0 to before 10.0.17763.8511Affected
Windows 10 Version 21H2Microsoft	10.0.19044.0 to before 10.0.19044.7058Affected
Windows 10 Version 22H2Microsoft	10.0.19045.0 to before 10.0.19045.7058Affected
Windows Server 2012Microsoft	6.2.9200.0 to before 6.2.9200.25973Affected
Windows Server 2012 (Server Core installation)Microsoft	6.2.9200.0 to before 6.2.9200.25973Affected
Windows Server 2012 R2Microsoft	6.3.9600.0 to before 6.3.9600.23074Affected
Windows Server 2012 R2 (Server Core installation)Microsoft	6.3.9600.0 to before 6.3.9600.23074Affected
Windows Server 2016Microsoft	10.0.14393.0 to before 10.0.14393.8957Affected
Windows Server 2016 (Server Core installation)Microsoft	10.0.14393.0 to before 10.0.14393.8957Affected
Windows Server 2019Microsoft	10.0.17763.0 to before 10.0.17763.8511Affected
Windows Server 2019 (Server Core installation)Microsoft	10.0.17763.0 to before 10.0.17763.8511Affected

References

Windows Kerberos Security Feature Bypass Vulnerabilityvendor-advisorypatch

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