AppleCVE-2026-84576

Apple macOS: information disclosure

CVE-2026-84576 · Published Sep 14, 2026 · updated Sep 16, 2026

Medium5.5

Fix: upgrade to 15.8 or later (3 fixed versions below)

This issue was addressed with improved checks. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. An app may be able to access sensitive user data.

Affected versions

Package	Affected	Fixed in
macOS Product	< 15.8	15.8
	< 26.7	26.7
	< 27	27

Details and references

CVSS 3.1: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Severity from: CISA (its enrichment of the CVE record)
Weakness: CWE-200

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Apple macOS: protection mechanism failureCVE-2026-86909fixed in 27 Medium 5.5Sep 14

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