CVE-2026-49795: CWE-416: Use After Free in Microsoft Windows 10 Version 1809
Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-49795) involves a use-after-free condition in the Windows Kernel on Windows 10 Version 1809 (build 10.0.17763.0). An authorized local attacker can exploit this flaw to elevate privileges, potentially gaining higher system rights. The vulnerability has been assigned a CVSS v3.1 score of 8.8, indicating high impact on confidentiality, integrity, and availability. Microsoft has released an official fix to address this issue.
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 affects confidentiality, integrity, and availability with high impact.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the provided security update for Windows 10 Version 1809 (build 10.0.17763.0) as soon as possible to remediate this vulnerability.
CVE-2026-49795: CWE-416: Use After Free in Microsoft Windows 10 Version 1809
Description
Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.
CVSS v3.1
Score 8.8high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-49795) involves a use-after-free condition in the Windows Kernel on Windows 10 Version 1809 (build 10.0.17763.0). An authorized local attacker can exploit this flaw to elevate privileges, potentially gaining higher system rights. The vulnerability has been assigned a CVSS v3.1 score of 8.8, indicating high impact on confidentiality, integrity, and availability. Microsoft has released an official fix to address this issue.
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 affects confidentiality, integrity, and availability with high impact.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the provided security update for Windows 10 Version 1809 (build 10.0.17763.0) as soon as possible to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-06-01T17:02:37.208Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-49795","vendor":"Microsoft"}]
Threat ID: 6a566f6f68715ace43e6b588
Added to database: 07/14/2026, 17:18:39 UTC
Last enriched: 08/13/2026, 14:24:29 UTC
Last updated: 08/28/2026, 11:04:20 UTC
Views: 66
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