Description
This issue was addressed with improved input validation. This issue is fixed in iOS 26.7.2 and iPadOS 26.7.2, iOS 27.2 and iPadOS 27.2, macOS Golden Gate 27.2, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2, visionOS 27.2. A remote attacker may be able to break out of the WebContent sandbox.
Affected products
apple: ipados; apple: iphone os; apple: macos; apple: visionos
References6
- support.apple.com/en-us/149227 Vendor Advisory
- support.apple.com/en-us/149230 Vendor Advisory
- support.apple.com/en-us/149521 Vendor Advisory
- support.apple.com/en-us/149522 Vendor Advisory
- support.apple.com/en-us/149523 Vendor Advisory
- support.apple.com/en-us/149526 Vendor Advisory
Metrics
- CVSS 3.1
-
10.0
CRITICAL
Score source: NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H - EPSS — exploit probability
- 1% percentile: 63 · as of 8 November 2026
- CWE
- CWE-22
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.