CVE-2021-34462
HighCVSS 7.0Exploitation Probability (EPSS)
Elevated risk54th percentile - higher than 54% of all known CVEs
Summary
Elevation of Privilege vulnerability in Windows AppX Deployment Extensions. Allows a local attacker to gain higher privileges.
Risk Assessment
An attacker could take control of the system, install malware, or modify data.
Recommendation
Install Windows security updates released by Microsoft.
Other vulnerabilities in Windows AppX Deployment Extensions
See all- CVE-2019-1385HighActively exploited
An elevation of privilege vulnerability exists when the Windows AppX Deployment Extensions improperly performs privilege management, resulting in access to system files. An authenticated attacker would need to run a specially crafted application to elevate privileges.
- CVE-2026-69945High
Missing authorization in Windows AppX Deployment Extensions. An authorized attacker can exploit this flaw to elevate privileges locally.
Original NVD description (English source)
Windows AppX Deployment Extensions Elevation of Privilege Vulnerability
Vulnerability data from NVD (NIST) · CISA KEV · EPSS