CVE-2021-33743
HighCVSS 7.8Exploitation Probability (EPSS)
Low risk44th percentile - higher than 44% of all known CVEs
Summary
Elevation of privilege vulnerability in the Windows Projected File System. 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 Projected File System
See all- CVE-2026-34340High
A use after free vulnerability in Windows Projected File System allows an authorized attacker to locally elevate privileges.
- CVE-2026-96857Medium
Files or directories accessible to external parties in Windows Projected File System allows an authorized attacker to disclose information locally. The flaw results from improper access permission settings.
- CVE-2026-85328High
Weak authentication in Windows Projected File System allows an authorized attacker to elevate privileges locally.
- CVE-2026-84009Medium
A time-of-check time-of-use (TOCTOU) race condition vulnerability in Windows Projected File System allows an authorized attacker to perform tampering locally. The issue involves a race between checking and using a resource.
- CVE-2026-70084Medium
Improper access control in Windows Projected File System allows an authorized attacker to disclose information locally.
- CVE-2026-62751High
Integer overflow or wraparound in Windows Projected File System allows an authorized attacker to elevate privileges locally.
- CVE-2026-50469High
Vulnerability in Windows Projected File System due to improper link resolution before file access. An authenticated attacker can elevate privileges locally.
- CVE-2025-62467High
Integer overflow or wraparound in Windows Projected File System allows an authorized attacker to elevate privileges locally.
- CVE-2025-62464High
Buffer over-read in Windows Projected File System allows an authorized attacker to elevate privileges locally.
- CVE-2025-62462High
Buffer over-read in Windows Projected File System allows an authorized attacker to elevate privileges locally.
Original NVD description (English source)
Windows Projected File System Elevation of Privilege Vulnerability
Vulnerability data from NVD (NIST) · CISA KEV · EPSS