This issue was addressed with improved input validation.

Summary

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.

Remediation

1. Inventory every Apple Ipados deployment, including staging.
2. Upgrade Apple Ipados to the fixed version for your release line, listed under Affected versions.
3. Confirm the running version after the upgrade.

References

• Advisoryhttps://support.apple.com/en-us/149227
• Advisoryhttps://support.apple.com/en-us/149230
• Advisoryhttps://support.apple.com/en-us/149521
• Advisoryhttps://support.apple.com/en-us/149522
• Advisoryhttps://support.apple.com/en-us/149523
• Advisoryhttps://support.apple.com/en-us/149526