CVE-2026-80093: CWE-416: Use After Free in Microsoft Windows 10 Version 1809
Description
CVE-2026-80093 is a use-after-free vulnerability in the Windows Cloud Files Mini Filter Driver on Microsoft Windows 10 Version 1809. This flaw allows an authorized local attacker to elevate privileges. The vulnerability has a high severity rating with a CVSS score of 7. An official fix is available from Microsoft.
CVSS v3.1
Score 7.0high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-80093) involves a use-after-free condition in the Windows Cloud Files Mini Filter Driver component of Microsoft Windows 10 Version 1809. Exploitation requires local access with limited privileges and no user interaction. Successful exploitation could lead to elevation of privileges, impacting confidentiality, integrity, and availability. The vulnerability has been officially fixed by Microsoft.
Potential Impact
An authorized local attacker could exploit this use-after-free vulnerability to elevate their privileges on the affected system, potentially gaining higher-level access and control. The impact affects confidentiality, integrity, and availability of the system.
Mitigation Recommendations
An official fix is available from Microsoft for this vulnerability. It is recommended to apply the official patch to affected systems running Windows 10 Version 1809 to remediate the issue.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-4cg4-235c-5gm7
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-80093"]
- Database Specific Severity
- HIGH
- Cvss Version
- 3.1
- Remediation Level
- official-fix
- State
- PUBLISHED
Threat ID: 6aa0ade3acd9273b497cd023
Added to database: 09/09/2026, 00:52:51 UTC
Last enriched: 10/08/2026, 22:44:27 UTC
Last updated: 10/23/2026, 15:12:05 UTC
Views: 51
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