CVE-2026-50518: CWE-122: Heap-based Buffer Overflow in Microsoft Windows 10 Version 1607
Heap-based buffer overflow in Windows DHCP Server allows an unauthorized attacker to execute code over a network.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-50518) is a heap-based buffer overflow in the DHCP Server of Windows 10 Version 1607 (build 10.0.14393.0). It allows an attacker with network access and no privileges to execute arbitrary code remotely. The flaw is classified under CWE-122 (Heap-based Buffer Overflow). Microsoft has published an official fix to address this issue. There are no known exploits in the wild at the time of publication.
Potential Impact
Successful exploitation could allow an unauthenticated attacker to execute arbitrary code remotely on affected systems, leading to full compromise of confidentiality, integrity, and availability of the system. This could result in system takeover or disruption of DHCP services.
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-2026-50518 to remediate this vulnerability. No additional mitigation steps are indicated by the vendor.
CVE-2026-50518: CWE-122: Heap-based Buffer Overflow in Microsoft Windows 10 Version 1607
Description
Heap-based buffer overflow in Windows DHCP Server allows an unauthorized attacker to execute code over a network.
CVSS v3.1
Score 9.8critical
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-50518) is a heap-based buffer overflow in the DHCP Server of Windows 10 Version 1607 (build 10.0.14393.0). It allows an attacker with network access and no privileges to execute arbitrary code remotely. The flaw is classified under CWE-122 (Heap-based Buffer Overflow). Microsoft has published an official fix to address this issue. There are no known exploits in the wild at the time of publication.
Potential Impact
Successful exploitation could allow an unauthenticated attacker to execute arbitrary code remotely on affected systems, leading to full compromise of confidentiality, integrity, and availability of the system. This could result in system takeover or disruption of DHCP services.
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-2026-50518 to remediate this vulnerability. No additional mitigation steps are indicated by the vendor.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-06-04T19:00:41.292Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50518","vendor":"Microsoft"}]
Threat ID: 6a5676a968715ace43f096d1
Added to database: 07/14/2026, 17:49:29 UTC
Last enriched: 08/13/2026, 15:07:27 UTC
Last updated: 08/28/2026, 22:52:11 UTC
Views: 82
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