AppleCVE-2026-64708

Apple macOS: protection mechanism failure

CVE-2026-64708 · Published Jul 27, 2026 · updated Jul 28, 2026

Medium5.5

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

A file quarantine bypass was addressed with additional checks. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An app may bypass Gatekeeper checks.

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:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Severity from: CISA (its enrichment of the CVE record)
Weakness: CWE-693

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Apple iOS and iPadOS: out-of-bounds writeCVE-2026-64772fixed in 18.7.10 +2 Critical 9.8Jul 27

Apple iOS and iPadOS: integer overflowCVE-2026-64774fixed in 18.7.10 +3 Critical 9.8Jul 27

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