Apple iOS/iPadOS File Quarantine Bypass pre-27
CVE-2026-65399 Published on September 14, 2026
A file quarantine bypass was addressed with additional checks. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7, visionOS 27, watchOS 27. An archive may be able to bypass Gatekeeper.
Vulnerability Analysis
CVE-2026-65399 can be exploited with local system access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality and integrity, and no impact on availability.
Weakness Type
Authentication Bypass by Spoofing
This attack-focused weakness is caused by improperly implemented authentication schemes that are subject to spoofing attacks.
Products Associated with CVE-2026-65399
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Affected Versions
Apple iOS and iPadOS:- Before 26.7 is affected.
- Before 27 is affected.
- Before 15.8 is affected.
- Before 26.7 is affected.
- Before 27 is affected.
- Before 27 is affected.
- Before 27 is affected.