CVE-2026-32086: 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 Function Discovery Service (fdwsd.dll) allows an authorized attacker to elevate privileges locally.
AI Analysis
Technical Summary
This vulnerability involves concurrent execution using a shared resource with improper synchronization (CWE-362) in the Function Discovery Service component (fdwsd.dll) of Windows 10 Version 1607 (build 10.0.14393.0). An authorized local attacker can exploit this race condition to elevate their privileges on the affected system. The CVSS v3.1 base score is 7.0, indicating high severity, with attack vector local, high attack complexity, low privileges required, no user interaction, and impacts to confidentiality, integrity, and availability. Microsoft has published an official fix for this vulnerability.
Potential Impact
An authorized local attacker can exploit this race condition vulnerability to elevate privileges on the affected Windows 10 Version 1607 system. This could lead to full system compromise, including unauthorized access to sensitive data and disruption of system availability.
Mitigation Recommendations
Microsoft has released an official fix for this vulnerability. It is recommended to apply the security update provided by Microsoft as detailed in their advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32086 to remediate this issue.
CVE-2026-32086: 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 Function Discovery Service (fdwsd.dll) allows an authorized attacker to elevate privileges locally.
CVSS v3.1
Score 7.0high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves concurrent execution using a shared resource with improper synchronization (CWE-362) in the Function Discovery Service component (fdwsd.dll) of Windows 10 Version 1607 (build 10.0.14393.0). An authorized local attacker can exploit this race condition to elevate their privileges on the affected system. The CVSS v3.1 base score is 7.0, indicating high severity, with attack vector local, high attack complexity, low privileges required, no user interaction, and impacts to confidentiality, integrity, and availability. Microsoft has published an official fix for this vulnerability.
Potential Impact
An authorized local attacker can exploit this race condition vulnerability to elevate privileges on the affected Windows 10 Version 1607 system. This could lead to full system compromise, including unauthorized access to sensitive data and disruption of system availability.
Mitigation Recommendations
Microsoft has released an official fix for this vulnerability. It is recommended to apply the security update provided by Microsoft as detailed in their advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32086 to remediate this issue.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-03-10T22:02:18.667Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32086","vendor":"Microsoft"}]
Threat ID: 69de7a2b82d89c981fd6bbb8
Added to database: 04/14/2026, 17:32:27 UTC
Last enriched: 06/19/2026, 17:06:03 UTC
Last updated: 07/31/2026, 19:22:58 UTC
Views: 110
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