The issue was addressed with improved input validation. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. A local attacker may be able to modify the state of the Keychain.
Fix
Patch, vendor advisory and mitigation references on NVD 8
- https://support.apple.com/en-us/126792 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/126793 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/126794 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/126795 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/126796 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/126797 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/126798 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/126799 Release Notes, Vendor Advisory
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 1
- First seenCVSS 7.5 · appleNVD modified 2026-10-26 18:10
Affected (CPE criteria) 6
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:*cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
References 8
- https://support.apple.com/en-us/126792 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/126793 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/126794 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/126795 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/126796 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/126797 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/126798 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/126799 Release Notes, Vendor Advisory