CVE-2024-26237: Windows Defender Credential Guard Elevation of Privilege Vulnerability

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-04-09 · updated 2026-06-17
Weakness: CWE-416

Description

Windows Defender Credential Guard Elevation of Privilege Vulnerability

Affected products

Microsoft Windows 10: before 10.0.17763.5696 — fixed in 10.0.17763.5696
Microsoft Windows 10: before 10.0.19044.4291 — fixed in 10.0.19044.4291
Microsoft Windows 10: before 10.0.19045.4291 — fixed in 10.0.19045.4291
Microsoft Windows 11 21H2: before 10.0.22000.2899 — fixed in 10.0.22000.2899
Microsoft Windows 11: before 10.0.22621.3447 — fixed in 10.0.22621.3447
Microsoft Windows 11: before 10.0.22631.3447 — fixed in 10.0.22631.3447
Microsoft Windows Server 2019: before 10.0.17763.5696 — fixed in 10.0.17763.5696
Microsoft Windows Server 2022: before 10.0.20348.2402 — fixed in 10.0.20348.2402
Microsoft Windows Server 2022, 23H2 Edition (Server Core installation): before 10.0.25398.830 — fixed in 10.0.25398.830
Microsoft Windows 10: from 10.0.17763.0 before 10.0.17763.5696 — fixed in 10.0.17763.5696
Microsoft Windows 10: from 10.0.19043.0 before 10.0.19044.4291 — fixed in 10.0.19044.4291
Microsoft Windows 10: from 10.0.19045.0 before 10.0.19045.4291 — fixed in 10.0.19045.4291
Microsoft Windows 11 21H2: from 10.0.0 before 10.0.22000.2899 — fixed in 10.0.22000.2899
Microsoft Windows 11: from 10.0.22621.0 before 10.0.22621.3447 — fixed in 10.0.22621.3447
Microsoft Windows 11 version 22H3: from 10.0.22631.0 before 10.0.22631.3447 — fixed in 10.0.22631.3447
Microsoft Windows 11: from 10.0.22631.0 before 10.0.22631.3447 — fixed in 10.0.22631.3447
Microsoft Windows Server 2019: from 10.0.17763.0 before 10.0.17763.5696 — fixed in 10.0.17763.5696
Microsoft Windows Server 2022: from 10.0.20348.0 before 10.0.20348.2402 — fixed in 10.0.20348.2402
Microsoft Windows Server 2022, 23H2 Edition (Server Core installation): from 10.0.25398.0 before 10.0.25398.830 — fixed in 10.0.25398.830

How to fix

Upgrade to a fixed version: Microsoft Windows 10 10.0.17763.5696; Microsoft Windows 10 10.0.19044.4291; Microsoft Windows 10 10.0.19045.4291; Microsoft Windows 11 21H2 10.0.22000.2899; Microsoft Windows 11 10.0.22621.3447; Microsoft Windows 11 10.0.22631.3447; Microsoft Windows Server 2019 10.0.17763.5696; Microsoft Windows Server 2022 10.0.20348.2402; Microsoft Windows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.830; Microsoft Windows 10 10.0.17763.5696; Microsoft Windows 10 10.0.19044.4291; Microsoft Windows 10 10.0.19045.4291. Check the vendor advisory for mitigations.

References

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