CVE-2026-61356: CWE-306: Missing Authentication for Critical Function in Microsoft Windows 10 Version 1809
Missing authentication for critical function in Windows Remote Desktop Services allows an authorized attacker to elevate privileges locally.
AI Analysis
Technical Summary
This vulnerability, identified as CVE-2026-61356 and categorized under CWE-306 (Missing Authentication for Critical Function), affects Windows 10 Version 1809 (build 10.0.17763.0). It involves a missing authentication check in Windows Remote Desktop Services, enabling an authorized local attacker to elevate privileges. The CVSS v3.1 base score is 7.8, indicating high severity with high impact on confidentiality, integrity, and availability. Microsoft has published an official fix for this vulnerability.
Potential Impact
An authorized local attacker can exploit this vulnerability to elevate their privileges on the affected system, potentially gaining higher-level access and control. The impact includes high confidentiality, integrity, and availability consequences as per the CVSS score.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided by Microsoft for Windows 10 Version 1809 (build 10.0.17763.0) as detailed in the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-61356.
CVE-2026-61356: CWE-306: Missing Authentication for Critical Function in Microsoft Windows 10 Version 1809
Description
Missing authentication for critical function in Windows Remote Desktop Services allows an authorized attacker to elevate privileges locally.
CVSS v3.1
Score 7.8high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability, identified as CVE-2026-61356 and categorized under CWE-306 (Missing Authentication for Critical Function), affects Windows 10 Version 1809 (build 10.0.17763.0). It involves a missing authentication check in Windows Remote Desktop Services, enabling an authorized local attacker to elevate privileges. The CVSS v3.1 base score is 7.8, indicating high severity with high impact on confidentiality, integrity, and availability. Microsoft has published an official fix for this vulnerability.
Potential Impact
An authorized local attacker can exploit this vulnerability to elevate their privileges on the affected system, potentially gaining higher-level access and control. The impact includes high confidentiality, integrity, and availability consequences as per the CVSS score.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided by Microsoft for Windows 10 Version 1809 (build 10.0.17763.0) as detailed in the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-61356.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-07-08T17:30:25.175Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-61356","vendor":"Microsoft"}]
Threat ID: 6a7b5800bf8831d53915580b
Added to database: 08/11/2026, 17:12:32 UTC
Last enriched: 08/11/2026, 22:56:43 UTC
Last updated: 08/12/2026, 00:12:10 UTC
Views: 3
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