Windows
CVE-2026-0386
HIGH
Severity by source
AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
2DescriptionCVE.org
Improper access control in Windows Deployment Services allows an unauthorized attacker to execute code over an adjacent network.
AnalysisAI
Windows Deployment Services contains improper access control that enables unauthenticated attackers on an adjacent network to execute arbitrary code with high privileges on affected Windows and Windows Server systems. The vulnerability affects multiple Windows versions including Server 2012, 2019, and 2022 variants, with no patch currently available. An adjacent network attacker requires only network proximity to exploit this vulnerability, making lateral movement within networked environments a significant risk.
Technical ContextAI
Classified as CWE-284 (Improper Access Control). Affects the Windows Deployment component of Windows Server 2008. Improper access control in Windows Deployment Services allows an unauthorized attacker to execute code over an adjacent network.
RemediationAI
Monitor vendor advisories for a patch.
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Same weakness CWE-284 – Improper Access Control
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External POC / Exploit Code
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