CVE-2025-43506

Networking: iCloud Private Relay may not activate when more than one user is logged in at the same time

CVE-2025-43506 is fixed in Tahoe on 1 platform by Tahoe 26.1 (version 26.1), released November 3, 2025. It is not reported as exploited. Patch Radar priority: High.

High

CVSS

7.5

HIGH

Exploitation

None reported

No vendor assessment

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0047

40th percentile

A logic error was addressed with improved error handling.

Where it's fixed

Product	Fixed in	Fix	Released
macOS
Tahoe	26.1	Tahoe 26.1	Nov 3, 2025

Details

Published
November 3, 2025
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Vendor advisory
https://support.apple.com/en-us/125634

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