EUVD-2026-29602
GHSA-gpjx-hc3r-xfq8
CVSS VectorNVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
2DescriptionNVD
Heap-based buffer overflow in Windows Application Identity (AppID) Subsystem allows an authorized attacker to elevate privileges locally.
AnalysisAI
Local privilege escalation in Windows Application Identity (AppID) Subsystem allows low-privileged authenticated users to execute code as SYSTEM via heap buffer overflow. Microsoft has released security patches across Windows 10 (versions 1607-22H2), Windows 11 (versions 22H3-26H1), and Windows Server 2012. …
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RemediationAI
Within 24 hours: Inventory all Windows 10 (versions 1607-22H2), Windows 11 (versions 22H3-26H1), and Windows Server 2012 systems in your environment. Within 7 days: Apply Microsoft security patches to all affected systems (obtain specific KB numbers from Microsoft security bulletin for CVE-2026-34343). …
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