Feb 2026: Windows App for Mac Installer Elevation of Privilege Vulnerability
CVE-2026-21517 Published on February 10, 2026
Windows App for Mac Installer Elevation of Privilege Vulnerability
Improper link resolution before file access ('link following') in Windows App for Mac allows an authorized attacker to elevate privileges locally.
Weakness Type
What is an insecure temporary file Vulnerability?
The software attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource.
CVE-2026-21517 has been classified to as an insecure temporary file vulnerability or weakness.
Products Associated with CVE-2026-21517
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Affected Versions
Microsoft Windows App for Mac:- Version 11.0.0 and below 11.3.2 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.