Race condition in Microsoft Windows and Windows Server - CVE-2026-24297

Vulnerability identifier: #VU123778

CSH Severity: Medium

CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2026-24297

CWE-ID: CWE-362

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to a race condition in Windows Kerberos. A local user can exploit the race and bypass a security feature on the system.

Microsoft Windows
Windows Server

Install updates from vendor's website.

Microsoft Windows - addressed in versions 10 21H2 10.0.19044.7058, 10 22H2 10.0.19045.7058, 10 1607 10.0.14393.8957, 10 1809 10.0.17763.8511
Windows Server - addressed in versions 2012 R2 6.3.9600.23074, 2012 6.2.9200.25973, 2016 10.0.14393.8957, 2019 10.0.17763.8511, 2025 10.0.26100.32463

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-24297

• Race condition in Microsoft Windows Kerberos