Logic Issue in macOS Affecting User Data Access
CVE-2025-43406

5.5MEDIUM

Key Information:

Vendor

Apple
Status
Mac OS
Vendor
CVE Published:
12 December 2025

What is CVE-2025-43406?

A logic issue was identified in macOS that could potentially allow an application to access sensitive user data without proper authorization. This vulnerability has been addressed in macOS Tahoe 26.1 through improved restrictions. Users are encouraged to update their systems to ensure their data remains secure.

Affected Version(s)

macOS < 26.1

References

https://support.apple.com/en-us/125634

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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CVE-2025-43406 : Logic Issue in macOS Affecting User Data Access