CVE-2026-50411: CWE-121: Stack-based Buffer Overflow in Microsoft Windows 10 Version 1607
A stack-based buffer overflow vulnerability exists in Active Directory Federation Services (AD FS) on Microsoft Windows 10 Version 1607 (build 10.0.14393.0). This vulnerability allows an unauthorized attacker to cause a denial of service over a network. The issue has a high severity rating with a CVSS score of 7.5. An official fix is available from Microsoft.
AI Analysis
Technical Summary
CVE-2026-50411 is a stack-based buffer overflow vulnerability in Active Directory Federation Services (AD FS) on Microsoft Windows 10 Version 1607 (build 10.0.14393.0). The vulnerability allows an unauthenticated attacker to remotely cause a denial of service condition by exploiting the buffer overflow. The CVSS v3.1 base score is 7.5, reflecting network attack vector, low attack complexity, no privileges or user interaction required, and impact limited to availability. Microsoft has released an official fix for this vulnerability as documented in their security update guide.
Potential Impact
Successful exploitation results in denial of service (system crash or service outage) of AD FS on affected Windows 10 Version 1607 systems. There is no confidentiality or integrity impact reported. No known exploits in the wild have been documented at this time.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided by Microsoft for Windows 10 Version 1607 to remediate this vulnerability. Refer to the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50411 for update details and installation instructions.
CVE-2026-50411: CWE-121: Stack-based Buffer Overflow in Microsoft Windows 10 Version 1607
Description
A stack-based buffer overflow vulnerability exists in Active Directory Federation Services (AD FS) on Microsoft Windows 10 Version 1607 (build 10.0.14393.0). This vulnerability allows an unauthorized attacker to cause a denial of service over a network. The issue has a high severity rating with a CVSS score of 7.5. An official fix is available from Microsoft.
CVSS v3.1
Score 7.5high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-50411 is a stack-based buffer overflow vulnerability in Active Directory Federation Services (AD FS) on Microsoft Windows 10 Version 1607 (build 10.0.14393.0). The vulnerability allows an unauthenticated attacker to remotely cause a denial of service condition by exploiting the buffer overflow. The CVSS v3.1 base score is 7.5, reflecting network attack vector, low attack complexity, no privileges or user interaction required, and impact limited to availability. Microsoft has released an official fix for this vulnerability as documented in their security update guide.
Potential Impact
Successful exploitation results in denial of service (system crash or service outage) of AD FS on affected Windows 10 Version 1607 systems. There is no confidentiality or integrity impact reported. No known exploits in the wild have been documented at this time.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided by Microsoft for Windows 10 Version 1607 to remediate this vulnerability. Refer to the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50411 for update details and installation instructions.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-06-04T18:56:53.259Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50411","vendor":"Microsoft"}]
Threat ID: 6a56769a68715ace43f090f8
Added to database: 07/14/2026, 17:49:14 UTC
Last enriched: 07/14/2026, 23:49:15 UTC
Last updated: 07/15/2026, 01:12:53 UTC
Views: 4
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