Description
A file quarantine bypass was addressed with additional checks. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5. A maliciously crafted disk image may bypass Gatekeeper checks.
Affected products
apple: ipados; apple: iphone os; apple: macos
References4
- support.apple.com/en-us/127111 Release NotesVendor Advisory
- support.apple.com/en-us/127115 Release NotesVendor Advisory
- support.apple.com/en-us/127116 Release NotesVendor Advisory
- support.apple.com/en-us/127117 Release NotesVendor Advisory
Metrics
- CVSS 3.1
-
7.5
HIGH
Score source: CNA
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - EPSS — exploit probability
- 0% percentile: 33 · as of 14 November 2026
- CWE
- CWE-290
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.