CVE-2026-66799

Heap-based buffer overflow in Windows Key Guard allows an authorized attacker to elevate privileges locally...

CVE-2026-66799

CVE-2026-66799 describes a heap-based buffer overflow in Windows Key Guard that allows an authenticated, local attacker to elevate privileges. Affected component: Windows Key Guard. Root cause: heap-based buffer overflow (as stated). Impact: local privilege escalation with high confidentiality, i...

CVE-2026-66799 Windows Key Guard Elevation of Privilege Vulnerability

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EUVD-2026-56450

Heap-based buffer overflow in Windows Key Guard allows an authorized attacker to elevate privileges locally...

CVE-2026-66799 Windows Key Guard Elevation of Privilege Vulnerability

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Windows Key Guard Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows Key Guard allows an authorized attacker to elevate privileges locally...

PT-2026-70701

Name of the Vulnerable Software and Affected Versions Windows Key Guard affected versions not specified Description A heap-based buffer overflow occurs in Windows Key Guard, which allows an authorized attacker to elevate privileges locally. A heap-based buffer overflow is a memory corruption issu...

The vulnerability of the Key Guard component in Windows operating systems allows attackers to escalate their privileges.

The vulnerability of the Key Guard component in Windows operating systems is related to synchronization errors when using a common resource. Exploiting this vulnerability can allow an attacker to increase their privileges...

EUVD-2026-43925

Concurrent execution using shared resource with improper synchronization 'race condition' in Windows Key Guard allows an authorized attacker to elevate privileges locally...

EUVD-2026-43846

Use of a cryptographic primitive with a risky implementation in Windows Key Guard allows an authorized attacker to bypass a security feature locally...

CVE-2026-50378

Concurrent execution using shared resource with improper synchronization 'race condition' in Windows Key Guard allows an authorized attacker to elevate privileges locally...

CVE-2026-50303

Use of a cryptographic primitive with a risky implementation in Windows Key Guard allows an authorized attacker to bypass a security feature locally...

CVE-2026-50378 Windows Key Guard Elevation of Privilege Vulnerability

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CVE-2026-50378

CVE-2026-50378 is a Windows Key Guard elevation-of-privilege vulnerability caused by a race condition in a shared resource that allows a local attacker to elevate privileges. The connected sources confirm the issue and that Microsoft released updates (e.g., KB5101649 and MSRC advisories) to addre...

CVE-2026-50378 Windows Key Guard Elevation of Privilege Vulnerability

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CVE-2026-50303

CVE-2026-50303 describes a vulnerability in Windows Key Guard where use of a cryptographic primitive with a risky implementation enables an authorized local attacker to bypass a security feature. Affected component: Windows Key Guard cryptographic handling; root cause: risky implementation of the...

CVE-2026-50303 Windows Key Guard Security Feature Bypass Vulnerability

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CVE-2026-50303 Windows Key Guard Security Feature Bypass Vulnerability

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CVE-2026-50303

Use of a cryptographic primitive with a risky implementation in Windows Key Guard allows an authorized attacker to bypass a security feature locally...

Windows Key Guard Security Feature Bypass Vulnerability

Use of a cryptographic primitive with a risky implementation in Windows Key Guard allows an authorized attacker to bypass a security feature locally...