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MEDIUM · 4.7

CVE-2026-21517

Improper link resolution before file access ('link following') in Windows App for Mac allows an authorized attacker to elevate privileges locally.

Vulnerability Description

Improper link resolution before file access ('link following') in Windows App for Mac allows an authorized attacker to elevate privileges locally.

CVSS Score

4.7

MEDIUM

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
NONE

Affected Products

VendorProductVersions
MicrosoftWindows App< 11.3.2

Related Weaknesses (CWE)

CWE-59

References

FAQ

What is CVE-2026-21517?

CVE-2026-21517 is a vulnerability with a CVSS score of 4.7 (MEDIUM). Improper link resolution before file access ('link following') in Windows App for Mac allows an authorized attacker to elevate privileges locally.

How severe is CVE-2026-21517?

CVE-2026-21517 has been rated MEDIUM with a CVSS base score of 4.7/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-21517?

Check the references section above for vendor advisories and patch information. Affected products include: Microsoft Windows App.