CVE-2025-62215highunder attackCWE-362CWE-415

CVE-2025-62215: high-severity vulnerability in Microsoft Windows 10 Version 1809

Windows Kernel Elevation of Privilege Vulnerability

Published · Updated

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73Vexday Risk Score

Prioritize patching. It under exploitation confirmed by CISA and has a public proof of concept.

ssvc Actcvss 7epss 4.5%
from disclosure to weapon3 days
Published on NVDNov 11
1st PoC+3d
CISA KEV+1d
Action required by CISAfederal deadline: 2025-12-03

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

In short

A flaw in Windows Kernel allows an attacker who already has access to a computer to gain higher privileges by exploiting a timing issue where two operations interfere with each other. This matters because it lets them take full control of the system.

Technical detail

A race condition in the Windows Kernel due to improper synchronization of shared resources (CWE-362, CWE-415) permits an authenticated local attacker to achieve privilege escalation. The vulnerability requires the attacker to already have local access and involves exploiting concurrent execution windows to bypass privilege boundaries. Successful exploitation grants administrative-level access to the system.

Summary generated and translated by AI from the official description.

The full analysis of this CVE is available in Portuguese →

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Kernel allows an authorized attacker to elevate privileges locally.
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C
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