CVE-2026-32087: CWE-122: Heap-based Buffer Overflow in Microsoft Windows 10 Version 1607
Heap-based buffer overflow in Function Discovery Service (fdwsd.dll) allows an authorized attacker to elevate privileges locally.
AI Analysis
Technical Summary
This vulnerability involves a heap-based buffer overflow in the Function Discovery Service component (fdwsd.dll) of Windows 10 Version 1607 (build 10.0.14393.0). An attacker with local authorized access can exploit this flaw to gain elevated privileges on the affected system. The vulnerability is tracked as CWE-122 and has been assigned CVE-2026-32087. Microsoft has published an official fix to remediate this issue.
Potential Impact
Successful exploitation of this vulnerability allows an authorized local attacker to elevate privileges, potentially gaining higher-level access than intended. This can lead to full system compromise depending on the privileges obtained. There are no known exploits in the wild at this time.
Mitigation Recommendations
An official fix is available from Microsoft. It is recommended to apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32087 to remediate this vulnerability.
CVE-2026-32087: CWE-122: Heap-based Buffer Overflow in Microsoft Windows 10 Version 1607
Description
Heap-based buffer overflow in Function Discovery Service (fdwsd.dll) allows an authorized attacker to elevate privileges locally.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a heap-based buffer overflow in the Function Discovery Service component (fdwsd.dll) of Windows 10 Version 1607 (build 10.0.14393.0). An attacker with local authorized access can exploit this flaw to gain elevated privileges on the affected system. The vulnerability is tracked as CWE-122 and has been assigned CVE-2026-32087. Microsoft has published an official fix to remediate this issue.
Potential Impact
Successful exploitation of this vulnerability allows an authorized local attacker to elevate privileges, potentially gaining higher-level access than intended. This can lead to full system compromise depending on the privileges obtained. There are no known exploits in the wild at this time.
Mitigation Recommendations
An official fix is available from Microsoft. It is recommended to apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32087 to remediate this vulnerability.
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-2026-32087","vendor":"Microsoft"}]
Threat ID: 69de7a2e82d89c981fd6bc2a
Added to database: 4/14/2026, 5:32:30 PM
Last enriched: 4/14/2026, 6:32:53 PM
Last updated: 4/15/2026, 6:08:11 AM
Views: 3
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