CVE-2026-84610

macOS Gatekeeper ZIP Quarantine Bypass

Published Oct 26, 2026 CVSS 3.1 · 5.5 Medium EPSS < 1% KEV · Not listed
Description
A file quarantine bypass was addressed with additional checks. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2. A maliciously crafted ZIP archive may bypass Gatekeeper checks.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Title macOS Gatekeeper ZIP Quarantine Bypass
Type Values Removed Values Added
Title File quarantine bypass via malicious ZIP archive
Weaknesses CWE-640
Type Values Removed Values Added
CPEs cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
Type Values Removed Values Added
Weaknesses CWE-290
Metrics cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Title File quarantine bypass via malicious ZIP archive
First Time appeared Apple
Apple macos
Weaknesses CWE-640
Vendors & Products Apple
Apple macos
Type Values Removed Values Added
Description A file quarantine bypass was addressed with additional checks. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2. A maliciously crafted ZIP archive may bypass Gatekeeper checks.
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
apple
Published
Updated
Nov 4, 2026, 2:44 PM
Reserved
Sep 1, 2026, 9:13 PM
Status
Analyzed
Published
Oct 26, 2026, 9:20 PM
Modified
Nov 4, 2026, 5:34 PM