CVE-2021-33784
HighCVSS 7.8Exploitation Probability (EPSS)
Low risk44th percentile - higher than 44% of all known CVEs
Summary
Elevation of privilege vulnerability in the Windows Cloud Files Mini Filter Driver. It allows a local attacker to gain elevated privileges.
Risk Assessment
An attacker with local access could gain higher privileges, potentially leading to system integrity compromise.
Recommendation
Install the latest Windows security updates.
Other vulnerabilities in Windows Cloud Files Mini Filter Driver
See all- CVE-2026-88107High
Use after free in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.
- CVE-2026-88106High
Use after free in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.
- CVE-2026-35418High
Use after free in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.
- CVE-2026-34337High
Use after free in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.
- CVE-2026-33835High
Use after free in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.
- CVE-2020-17103High
A vulnerability in the Windows Cloud Files Mini Filter Driver allows for elevation of privilege. An attacker can exploit this flaw to gain higher privileges on the system.
- CVE-2025-62221HighActively exploited
Use after free in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.
- CVE-2024-30085High
A vulnerability in the Windows Cloud Files Mini Filter Driver allows elevation of privilege. The flaw stems from improper input validation, potentially enabling an attacker to execute code in kernel context.
- CVE-2023-36036HighActively exploited
An elevation of privilege vulnerability in the Windows Cloud Files Mini Filter Driver. It may allow an attacker to gain higher privileges on the system.
- CVE-2026-83991Medium
Missing authentication for critical function in Windows Cloud Files Mini Filter Driver allows an authorized attacker to perform tampering locally.
Original NVD description (English source)
Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability
Vulnerability data from NVD (NIST) · CISA KEV · EPSS