CVE-2026-20858

CVE-2026-20858 is a Windows Management Services use-after-free local privilege escalation (high risk, CVSS 7.8). Connected documents confirm it affects Windows Management Services and is tracked in Microsoft’s January 2026 security updates (e.g., KB5073379/KB5073457). Remediation is via the poste...

CVE-2026-20858 Windows Management Services Elevation of Privilege Vulnerability

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CVE-2026-20858

Use after free in Windows Management Services allows an authorized attacker to elevate privileges locally...

Windows Management Services Elevation of Privilege Vulnerability

Use after free in Windows Management Services allows an authorized attacker to elevate privileges locally...

Windows Management Services Elevation of Privilege Vulnerability

Use after free in Windows Management Services allows an authorized attacker to elevate privileges locally...

Windows Management Services Elevation of Privilege Vulnerability

Use after free in Windows Management Services allows an authorized attacker to elevate privileges locally...

Windows Management Services Elevation of Privilege Vulnerability

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

Windows Management Services Elevation of Privilege Vulnerability

Use after free in Windows Management Services allows an authorized attacker to elevate privileges locally...

Windows Management Services Elevation of Privilege Vulnerability

Use after free in Windows Management Services allows an authorized attacker to elevate privileges locally...

Windows Management Services Elevation of Privilege Vulnerability

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

Windows Management Services Information Disclosure Vulnerability

Exposure of sensitive information to an unauthorized actor in Windows Management Services allows an authorized attacker to disclose information locally...

Windows Management Services Elevation of Privilege Vulnerability

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

Windows Management Services Elevation of Privilege Vulnerability

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

Windows Management Services Elevation of Privilege Vulnerability

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

Windows Management Services Elevation of Privilege Vulnerability

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

PT-2026-2711

CVE-2026-20866 Concurrent execution using shared resource with improper synchronization 'race condition' in Windows Management Services allows an authorized attacker to elevate pr… https://t.co/URu04Bnwnl...

PT-2026-2728

Name of the Vulnerable Software and Affected Versions Windows Management Services affected versions not specified Description A use-after-free condition exists in Windows Management Services that could allow a locally authenticated attacker to gain elevated privileges. The issue involves improper...

PT-2026-2729

Name of the Vulnerable Software and Affected Versions Windows Management Services affected versions not specified Description A use-after-free condition exists in Windows Management Services that could allow a local attacker to gain elevated privileges. The issue allows attackers to affect the...

PT-2026-2722

Name of the Vulnerable Software and Affected Versions Windows Management Services affected versions not specified Description A flaw exists in Windows Management Services that could allow a local attacker to gain elevated privileges. The issue involves a use-after-free condition. An authorized...

PT-2026-2712

CVE-2026-20867 Concurrent execution using shared resource with improper synchronization 'race condition' in Windows Management Services allows an authorized attacker to elevate pr… https://t.co/ULSBszhaoU...