CVE-2026-27919: CWE-822: Untrusted Pointer Dereference in Microsoft Windows 10 Version 1607
Untrusted pointer dereference in Windows Universal Plug and Play (UPnP) Device Host allows an authorized attacker to elevate privileges locally.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-27919) involves an untrusted pointer dereference in the Windows Universal Plug and Play (UPnP) Device Host component of Microsoft Windows 10 Version 1607 (build 10.0.14393.0). An authorized local attacker can exploit this flaw to elevate their privileges on the affected system. The CVSS v3.1 base score is 7.8, indicating high severity, with attack vector local, low attack complexity, and no user interaction required. Microsoft has released an official fix for this vulnerability.
Potential Impact
Successful exploitation allows an authorized local attacker to elevate privileges, potentially gaining higher system rights and control. The vulnerability affects confidentiality, integrity, and availability, all rated high impact in the CVSS vector. There are no known exploits in the wild 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-2026-27919 for detailed patch information and deployment instructions.
CVE-2026-27919: CWE-822: Untrusted Pointer Dereference in Microsoft Windows 10 Version 1607
Description
Untrusted pointer dereference in Windows Universal Plug and Play (UPnP) Device Host 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 (CVE-2026-27919) involves an untrusted pointer dereference in the Windows Universal Plug and Play (UPnP) Device Host component of Microsoft Windows 10 Version 1607 (build 10.0.14393.0). An authorized local attacker can exploit this flaw to elevate their privileges on the affected system. The CVSS v3.1 base score is 7.8, indicating high severity, with attack vector local, low attack complexity, and no user interaction required. Microsoft has released an official fix for this vulnerability.
Potential Impact
Successful exploitation allows an authorized local attacker to elevate privileges, potentially gaining higher system rights and control. The vulnerability affects confidentiality, integrity, and availability, all rated high impact in the CVSS vector. There are no known exploits in the wild 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-2026-27919 for detailed patch information and deployment instructions.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-02-24T21:35:49.687Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-27919","vendor":"Microsoft"}]
Threat ID: 69de7a2182d89c981fd6a7d9
Added to database: 04/14/2026, 17:32:17 UTC
Last enriched: 06/19/2026, 17:02:45 UTC
Last updated: 07/31/2026, 19:22:58 UTC
Views: 109
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