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CVE-2026-62705— Microsoft Brokering File System Elevation of Privilege Vulnerability

Quick assessment

Affected
Microsoft Windows 11 Version 24H2
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Microsoft Windows是美国Microsoft公司的一款操作系统。 Microsoft Windows存在安全漏洞，该漏洞源于Windows Bind Filter Driver中共享资源并发执行时同步不当，构成竞争条件，可能允许授权攻击者本地提升权限。

CVSS 7.0 · High EPSS 0.20% · P9

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation

Affected Version Matrix 3

VendorProduct Version RangeStatus
Microsoft Windows 11 Version 24H2 10.0.26100.0< 10.0.26100.9168 affected
Microsoft Windows 11 Version 25H2 10.0.26200.0< 10.0.26200.9168 affected
Microsoft Windows 11 version 26H1 10.0.28000.0< 10.0.28000.2704 affected
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I. Basic Information for CVE-2026-62705

Vulnerability Information
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Vulnerability Title
Microsoft Brokering File System Elevation of Privilege Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Bind Filter Driver allows an authorized attacker to elevate privileges locally.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
使用共享资源的并发执行不恰当同步问题(竞争条件)
Source: CVE Program / CVE List V5
Vulnerability Title
Microsoft Windows 竞争条件问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Windows是美国Microsoft公司的一款操作系统。 Microsoft Windows存在安全漏洞，该漏洞源于Windows Bind Filter Driver中共享资源并发执行时同步不当，构成竞争条件，可能允许授权攻击者本地提升权限。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Microsoft Windows 11 Version 24H2 10.0.26100.0 ~ 10.0.26100.9168 -
Microsoft Windows 11 Version 25H2 10.0.26200.0 ~ 10.0.26200.9168 -
Microsoft Windows 11 version 26H1 10.0.28000.0 ~ 10.0.28000.2704 -

II. Public POCs for CVE-2026-62705

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III. Intelligence Information for CVE-2026-62705

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Vendor Advisories for CVE-2026-62705 (1)

Same Patch Batch · Microsoft · 2026-08-11 · 402 CVEs total

CVE-2026-62815 9.8 CRITICAL Microsoft QUIC Remote Code Execution Vulnerability
CVE-2026-65791 9.8 CRITICAL Windows iSCSI Target Service Remote Code Execution Vulnerability
CVE-2026-62878 9.8 CRITICAL Windows DNS Server Remote Code Execution Vulnerability
CVE-2026-62893 9.8 CRITICAL Windows Deployment Services TFTP Server Remote Code Execution Vulnerability
CVE-2026-59124 9.8 CRITICAL Microsoft High Performance Computing (HPC) Pack Remote Code Execution Vulnerability
CVE-2026-50516 9.4 CRITICAL Microsoft Azure Kubernetes Service Elevation of Privilege Vulnerability
CVE-2026-70306 9.3 CRITICAL Microsoft Office SharePoint Spoofing Vulnerability
CVE-2026-70329 8.8 HIGH Microsoft Outlook Remote Code Execution Vulnerability
CVE-2026-69320 8.8 HIGH Visual Studio Code Remote Code Execution Vulnerability
CVE-2026-62872 8.8 HIGH .NET Framework Elevation of Privilege Vulnerability
CVE-2026-62824 8.8 HIGH Remote Desktop Client Remote Code Execution Vulnerability
CVE-2026-62822 8.8 HIGH Windows GDI+ Remote Code Execution Vulnerability
CVE-2026-62823 8.8 HIGH Windows DHCP Server Remote Code Execution Vulnerability
CVE-2026-62913 8.8 HIGH Microsoft Exchange Server Remote Code Execution Vulnerability
CVE-2026-70321 8.8 HIGH Microsoft SharePoint Remote Code Execution Vulnerability
CVE-2026-62790 8.8 HIGH Windows SMBv3 Server Remote Code Execution Vulnerability
CVE-2026-62800 8.8 HIGH Windows SMBv3 Server Remote Code Execution Vulnerability
CVE-2026-66808 8.8 HIGH Microsoft SharePoint Server Remote Code Execution Vulnerability
CVE-2026-62817 8.8 HIGH Windows DNS Server Remote Code Execution Vulnerability
CVE-2026-62795 8.8 HIGH Windows LDAP - Lightweight Directory Access Protocol Remote Code Execution Vulnerability

Showing top 20 of 402 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Windows 11 Version 24H2
Same vendor: Microsoft
Same weakness: CWE-362

V. Comments for CVE-2026-62705

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