AppleCVE-2026-43766

Apple macOS: improper authentication

CVE-2026-43766 · Published Jul 27, 2026 · updated Jul 28, 2026

Medium4.6

Fix: upgrade to 14.8.8 or later (3 fixed versions below)

An authorization issue was addressed with improved state management. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An attacker with physical access to a locked device may be able to view sensitive user information.

Affected versions

Package	Affected	Fixed in
macOS Product	< 14.8.8	14.8.8
	< 15.7.8	15.7.8
	< 26.6	26.6

Details and references

CVSS 3.1: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Severity from: CISA (its enrichment of the CVE record)
Weakness: CWE-287

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