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 a race condition (CWE-362) in the Function Discovery Service component of Windows 10 Version 1607 (build 10.0.14393.0). Improper synchronization when accessing shared resources allows a local attacker with some privileges to elevate their privileges further. The vulnerability does not require user interaction and has a high impact on confidentiality, integrity, and availability. Microsoft has released an official fix to remediate this issue.
Potential Impact
An authorized local attacker can exploit this race condition to gain elevated privileges on the affected system. This could lead to full system compromise, including unauthorized access to sensitive data and the ability to execute arbitrary code with higher privileges. The vulnerability affects Windows 10 Version 1607 specifically and does not appear to be exploited in the wild at this time.
Mitigation Recommendations
Microsoft has released an official patch to fix this vulnerability. Users and administrators should apply the update available from the Microsoft Security Response Center at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32086 to remediate this issue. No additional mitigation steps are required beyond applying the official fix.
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
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a race condition (CWE-362) in the Function Discovery Service component of Windows 10 Version 1607 (build 10.0.14393.0). Improper synchronization when accessing shared resources allows a local attacker with some privileges to elevate their privileges further. The vulnerability does not require user interaction and has a high impact on confidentiality, integrity, and availability. Microsoft has released an official fix to remediate this issue.
Potential Impact
An authorized local attacker can exploit this race condition to gain elevated privileges on the affected system. This could lead to full system compromise, including unauthorized access to sensitive data and the ability to execute arbitrary code with higher privileges. The vulnerability affects Windows 10 Version 1607 specifically and does not appear to be exploited in the wild at this time.
Mitigation Recommendations
Microsoft has released an official patch to fix this vulnerability. Users and administrators should apply the update available from the Microsoft Security Response Center at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32086 to remediate this issue. No additional mitigation steps are required beyond applying the official fix.
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: 4/14/2026, 5:32:27 PM
Last enriched: 5/19/2026, 10:43:45 AM
Last updated: 5/30/2026, 7:49:06 PM
Views: 70
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