CVE-2026-32091: CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') in Microsoft Windows 10 Version 1607
Concurrent execution using shared resource with improper synchronization ('race condition') in Microsoft Brokering File System allows an unauthorized attacker to elevate privileges locally.
AI Analysis
Technical Summary
This vulnerability involves a race condition (CWE-362) in the Microsoft Brokering File System on Windows 10 Version 1607 (build 10.0.14393.0). Improper synchronization during concurrent execution of shared resources can be exploited by a local attacker to elevate privileges. The vulnerability is confirmed and documented by Microsoft with an official patch released. No known exploits are reported in the wild at this time.
Potential Impact
Successful exploitation allows an unauthorized local attacker to gain elevated privileges on the affected system, potentially leading to full system compromise. The vulnerability impacts confidentiality, integrity, and availability as indicated by the CVSS vector (C:H/I:H/A:H).
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32091 to remediate this vulnerability.
CVE-2026-32091: CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') in Microsoft Windows 10 Version 1607
Description
Concurrent execution using shared resource with improper synchronization ('race condition') in Microsoft Brokering File System allows an unauthorized attacker to elevate privileges locally.
CVSS v3.1
Score 8.4high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a race condition (CWE-362) in the Microsoft Brokering File System on Windows 10 Version 1607 (build 10.0.14393.0). Improper synchronization during concurrent execution of shared resources can be exploited by a local attacker to elevate privileges. The vulnerability is confirmed and documented by Microsoft with an official patch released. No known exploits are reported in the wild at this time.
Potential Impact
Successful exploitation allows an unauthorized local attacker to gain elevated privileges on the affected system, potentially leading to full system compromise. The vulnerability impacts confidentiality, integrity, and availability as indicated by the CVSS vector (C:H/I:H/A:H).
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32091 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-03-10T22:02:18.668Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32091","vendor":"Microsoft"}]
Threat ID: 69de7a2e82d89c981fd6bc36
Added to database: 04/14/2026, 17:32:30 UTC
Last enriched: 06/19/2026, 17:06:33 UTC
Last updated: 07/31/2026, 19:22:58 UTC
Views: 157
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