CVE-2025-43506

High

Description

A logic error was addressed with improved error handling. This issue is fixed in macOS Tahoe 26.1. iCloud Private Relay may not activate when more than one user is logged in at the same time.

SeverityHigh
CVSS7.5
Exploit probability—
ProductApple Macos
PublishedDec 12, 2025
First seenDec 12, 2025
Weakness typeCWE-843CWE-843

How to fix

Update
  • apple macos26.1 or later

Affected products

ProductAffected versionsFixed in
apple macosv < 26.126.1

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