CVE-2026-26163: CWE-415: Double Free in Microsoft Windows 10 Version 1607
Double free in Windows Kernel allows an authorized attacker to elevate privileges locally.
AI Analysis
Technical Summary
CVE-2026-26163 is a double free vulnerability (CWE-415) in the Windows Kernel of Microsoft Windows 10 Version 1607 (build 10.0.14393.0). This vulnerability enables a local attacker with some level of authorization to elevate their privileges by exploiting improper memory management in the kernel. The vulnerability has been assigned a CVSS v3.1 base score of 7.8, reflecting high impact on confidentiality, integrity, and availability. Microsoft has released an official patch to remediate this issue, as documented in their security update guide.
Potential Impact
Successful exploitation of this vulnerability allows an authorized local attacker to elevate privileges, potentially gaining higher-level access to the affected system. This can compromise system confidentiality, integrity, and availability. There are no reports of active exploitation in the wild currently.
Mitigation Recommendations
An official fix is available from Microsoft for this vulnerability. It is recommended to apply the security update provided by Microsoft as soon as possible to remediate the issue. Refer to the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26163 for detailed patch information and deployment guidance.
CVE-2026-26163: CWE-415: Double Free in Microsoft Windows 10 Version 1607
Description
Double free in Windows Kernel allows an authorized attacker to elevate privileges locally.
CVSS v3.1
Score 7.8high
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-26163 is a double free vulnerability (CWE-415) in the Windows Kernel of Microsoft Windows 10 Version 1607 (build 10.0.14393.0). This vulnerability enables a local attacker with some level of authorization to elevate their privileges by exploiting improper memory management in the kernel. The vulnerability has been assigned a CVSS v3.1 base score of 7.8, reflecting high impact on confidentiality, integrity, and availability. Microsoft has released an official patch to remediate this issue, as documented in their security update guide.
Potential Impact
Successful exploitation of this vulnerability allows an authorized local attacker to elevate privileges, potentially gaining higher-level access to the affected system. This can compromise system confidentiality, integrity, and availability. There are no reports of active exploitation in the wild currently.
Mitigation Recommendations
An official fix is available from Microsoft for this vulnerability. It is recommended to apply the security update provided by Microsoft as soon as possible to remediate the issue. Refer to the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26163 for detailed patch information and deployment guidance.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-02-11T18:33:57.775Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26163","vendor":"Microsoft"}]
Threat ID: 69de7a1882d89c981fd6a67a
Added to database: 4/14/2026, 5:32:08 PM
Last enriched: 5/19/2026, 10:34:30 AM
Last updated: 5/31/2026, 5:35:54 AM
Views: 45
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