AppleCVE-2026-112556

Apple macOS: race condition

CVE-2026-112556 · Published Oct 26, 2026 · updated Oct 30, 2026

Medium4.8

Fix: upgrade to 15.8.2 or later (3 fixed versions below)

A race condition was addressed with additional validation. This issue is fixed in macOS Golden Gate 27.2, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2. An attacker may tamper with code-signed applications to execute arbitrary code in the application's context.

Affected versions

Package	Affected	Fixed in
macOS Product	< 15.8.2	15.8.2
	< 26.7.2	26.7.2
	< 27.2	27.2

Details and references

CVSS 3.1: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
Severity from: CISA (its enrichment of the CVE record)
Weakness: CWE-362

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