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 component of 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 gain elevated privileges. The issue is confirmed and publicly disclosed with a CVSS 3.1 base score of 8.4 (AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H), reflecting high impact on system security. Microsoft has released an official fix to remediate this vulnerability.
Potential Impact
Successful exploitation allows an unauthorized local attacker to elevate privileges, potentially gaining full control over the affected system. The vulnerability impacts confidentiality, integrity, and availability of the system due to the high CVSS score. There are no known exploits in the wild at this time.
Mitigation Recommendations
An official patch is available from Microsoft and should be applied promptly to remediate this vulnerability. Refer to the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32091 for detailed update instructions. No additional mitigation actions are indicated by the vendor advisory.
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.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a race condition (CWE-362) in the Microsoft Brokering File System component of 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 gain elevated privileges. The issue is confirmed and publicly disclosed with a CVSS 3.1 base score of 8.4 (AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H), reflecting high impact on system security. Microsoft has released an official fix to remediate this vulnerability.
Potential Impact
Successful exploitation allows an unauthorized local attacker to elevate privileges, potentially gaining full control over the affected system. The vulnerability impacts confidentiality, integrity, and availability of the system due to the high CVSS score. There are no known exploits in the wild at this time.
Mitigation Recommendations
An official patch is available from Microsoft and should be applied promptly to remediate this vulnerability. Refer to the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32091 for detailed update instructions. No additional mitigation actions are indicated by the vendor advisory.
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: 4/14/2026, 5:32:30 PM
Last enriched: 4/14/2026, 6:18:47 PM
Last updated: 4/15/2026, 6:03:25 AM
Views: 3
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