CVE-2026-20924: CWE-416: Use After Free in Microsoft Windows 10 Version 1809
Use after free in Windows Management Services allows an authorized attacker to elevate privileges locally.
AI Analysis
Technical Summary
This vulnerability involves a use-after-free condition in Windows Management Services on Windows 10 Version 1809 (build 10.0.17763.0). An authorized local attacker can exploit this flaw to elevate their privileges, potentially gaining higher system rights. The CVSS 3.1 vector indicates the attack requires local access with high attack complexity and low privileges but no user interaction. The impact includes high confidentiality, integrity, and availability consequences. Microsoft has released a patch to remediate this vulnerability.
Potential Impact
Successful exploitation allows an authorized local attacker to elevate privileges on the affected system, potentially leading to full control over the system. The vulnerability impacts confidentiality, integrity, and availability at a high level. No known exploits are currently active in the wild.
Mitigation Recommendations
A patch is available for this vulnerability. It is recommended to apply the official Microsoft update for Windows 10 Version 1809 to remediate this issue. No additional mitigation steps are indicated by the vendor advisory.
CVE-2026-20924: CWE-416: Use After Free in Microsoft Windows 10 Version 1809
Description
Use after free in Windows Management Services 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 Windows Management Services on Windows 10 Version 1809 (build 10.0.17763.0). An authorized local attacker can exploit this flaw to elevate their privileges, potentially gaining higher system rights. The CVSS 3.1 vector indicates the attack requires local access with high attack complexity and low privileges but no user interaction. The impact includes high confidentiality, integrity, and availability consequences. Microsoft has released a patch to remediate this vulnerability.
Potential Impact
Successful exploitation allows an authorized local attacker to elevate privileges on the affected system, potentially leading to full control over the system. The vulnerability impacts confidentiality, integrity, and availability at a high level. No known exploits are currently active in the wild.
Mitigation Recommendations
A patch is available for this vulnerability. It is recommended to apply the official Microsoft update for Windows 10 Version 1809 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
- 2025-12-04T20:04:16.335Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 69668ae3a60475309f9ae1cc
Added to database: 1/13/2026, 6:11:47 PM
Last enriched: 4/3/2026, 12:49:27 PM
Last updated: 5/10/2026, 9:21:23 AM
Views: 121
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