CVE-2026-20822: CWE-416: Use After Free in Microsoft Windows 10 Version 1607
Use after free in Microsoft Graphics Component allows an authorized attacker to elevate privileges locally.
AI Analysis
Technical Summary
This vulnerability involves a use-after-free condition in the Microsoft Graphics Component on Windows 10 Version 1607. An authorized attacker with local access can exploit this flaw to elevate their privileges on the affected system. The vulnerability is tracked as CWE-416 and has been assigned CVE-2026-20822. The CVSS 3.1 base score is 7.8, reflecting high impact on confidentiality, integrity, and availability, with attack vector limited to local access and requiring high attack complexity and low privileges. The vendor has released a patch to remediate this issue.
Potential Impact
Successful exploitation allows an authorized local attacker to elevate privileges, potentially gaining higher-level access to the affected system. This can lead to full system compromise depending on the privileges obtained. The vulnerability affects confidentiality, integrity, and availability of the system.
Mitigation Recommendations
A patch is available for this vulnerability. It is recommended to apply the official Microsoft update for Windows 10 Version 1607 (build 10.0.14393.0) to remediate this issue. No additional mitigation steps are indicated by the vendor advisory.
CVE-2026-20822: CWE-416: Use After Free in Microsoft Windows 10 Version 1607
Description
Use after free in Microsoft Graphics Component allows an authorized attacker to elevate privileges locally.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a use-after-free condition in the Microsoft Graphics Component on Windows 10 Version 1607. An authorized attacker with local access can exploit this flaw to elevate their privileges on the affected system. The vulnerability is tracked as CWE-416 and has been assigned CVE-2026-20822. The CVSS 3.1 base score is 7.8, reflecting high impact on confidentiality, integrity, and availability, with attack vector limited to local access and requiring high attack complexity and low privileges. The vendor has released a patch to remediate this issue.
Potential Impact
Successful exploitation allows an authorized local attacker to elevate privileges, potentially gaining higher-level access to the affected system. This can lead to full system compromise depending on the privileges obtained. The vulnerability affects confidentiality, integrity, and availability of the system.
Mitigation Recommendations
A patch is available for this vulnerability. It is recommended to apply the official Microsoft update for Windows 10 Version 1607 (build 10.0.14393.0) to remediate this issue. No additional mitigation steps are indicated by the vendor advisory.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2025-12-03T05:54:20.374Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 69668adba60475309f9adfa0
Added to database: 1/13/2026, 6:11:39 PM
Last enriched: 4/3/2026, 12:42:25 PM
Last updated: 5/10/2026, 12:38:17 PM
Views: 142
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