CVE-2026-96926: CWE-862: Missing Authorization in Microsoft Windows 10 Version 1607
Description
CVE-2026-96926 is a medium severity vulnerability in Microsoft Windows 10 Version 1607 and related versions involving missing authorization in the DNS Server component. This flaw allows an authorized local attacker with limited privileges to perform tampering actions. The vulnerability does not impact confidentiality or availability but can affect integrity. An official fix is available from Microsoft.
CVSS v3.1
Score 5.5medium
Affected software
Microsoft
Windows 10 Version 1607
Microsoft
Windows 10 Version 1809
Microsoft
Windows Server 2012
Microsoft
Windows Server 2012 (Server Core installation)
Microsoft
Windows Server 2012 R2
Microsoft
Windows Server 2012 R2 (Server Core installation)
Microsoft
Windows Server 2016
Microsoft
Windows Server 2016 (Server Core installation)
Microsoft
Windows Server 2019
Microsoft
Windows Server 2019 (Server Core installation)
Microsoft
Windows Server 2022
Microsoft
Windows Server 2025
Microsoft
Windows Server 2025 (Server Core installation)
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-96926 is a missing authorization vulnerability (CWE-862) affecting the DNS Server in Microsoft Windows 10 Version 1607 and other specified versions. The flaw allows an attacker with local authorized access and limited privileges to tamper with the DNS Server component. The CVSS 3.1 base score is 5.5 (medium), reflecting low attack complexity and no user interaction required, but limited to local access with privileges. Microsoft has published an official fix for this vulnerability.
Potential Impact
An authorized attacker with local access and limited privileges can perform tampering actions on the DNS Server, impacting the integrity of the system. There is no impact on confidentiality or availability. The vulnerability requires local access and privileges, limiting the attack surface.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security updates provided by Microsoft for the affected Windows 10 versions to remediate this vulnerability. Refer to the Microsoft security update guide at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-96926 for the latest patch information.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-09-23T20:30:01.467Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-96926","vendor":"Microsoft"}]
Threat ID: 6ace85822cdf04f656a004ce
Added to database: 10/13/2026, 19:24:51 UTC
Last enriched: 10/13/2026, 23:49:15 UTC
Last updated: 10/13/2026, 23:49:15 UTC
Views: 2
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
External Links
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.