Use after free in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally. (CVE-2026-80093)
A use-after-free vulnerability exists in the Windows Cloud Files Mini Filter Driver that allows an authorized local attacker to elevate privileges. This vulnerability is identified as CVE-2026-80093 and has a high severity rating with a CVSS score of 7. The flaw requires local access with low privileges and high attack complexity. No public exploits are known, and no patch information is currently available.
AI Analysis
Technical Summary
CVE-2026-80093 is a use-after-free vulnerability in the Windows Cloud Files Mini Filter Driver. It allows an authorized attacker with local access and low privileges to elevate their privileges on the affected system. The vulnerability has a CVSS 3.1 base score of 7.0, indicating high severity, with attack vector local, attack complexity high, privileges required low, no user interaction, and impacts on confidentiality, integrity, and availability. There is no information on affected versions or available patches at this time.
Potential Impact
An authorized local attacker with low privileges can exploit this use-after-free vulnerability to gain elevated privileges, potentially leading to full system compromise. The vulnerability affects confidentiality, integrity, and availability of the system. No known exploits are currently in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no patch or workaround information is provided, monitor official Microsoft security advisories for updates and apply any released fixes promptly.
Use after free in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally. (CVE-2026-80093)
Description
A use-after-free vulnerability exists in the Windows Cloud Files Mini Filter Driver that allows an authorized local attacker to elevate privileges. This vulnerability is identified as CVE-2026-80093 and has a high severity rating with a CVSS score of 7. The flaw requires local access with low privileges and high attack complexity. No public exploits are known, and no patch information is currently available.
CVSS v3.1
Score 7.0high
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-80093 is a use-after-free vulnerability in the Windows Cloud Files Mini Filter Driver. It allows an authorized attacker with local access and low privileges to elevate their privileges on the affected system. The vulnerability has a CVSS 3.1 base score of 7.0, indicating high severity, with attack vector local, attack complexity high, privileges required low, no user interaction, and impacts on confidentiality, integrity, and availability. There is no information on affected versions or available patches at this time.
Potential Impact
An authorized local attacker with low privileges can exploit this use-after-free vulnerability to gain elevated privileges, potentially leading to full system compromise. The vulnerability affects confidentiality, integrity, and availability of the system. No known exploits are currently in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no patch or workaround information is provided, monitor official Microsoft security advisories for updates and apply any released fixes promptly.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-4cg4-235c-5gm7
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-80093"]
- Ecosystems
- []
- Database Specific Severity
- HIGH
- Cvss Version
- 3.1
Threat ID: 6aa0ade3acd9273b497cd023
Added to database: 09/09/2026, 00:52:51 UTC
Last enriched: 09/09/2026, 01:07:16 UTC
Last updated: 09/09/2026, 01:52:00 UTC
Views: 3
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