This issue was addressed with improved checks. This issue is fixed in iOS 27.2 and iPadOS 27.2, macOS Golden Gate 27.2, tvOS 27.2. An app may be able to access sensitive user data.

These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.

CVE-2026-86978 · Microsoft / collected KEV context

cve-program · CVE-2026-86978

• https://support.apple.com/en-us/149230
• https://support.apple.com/en-us/149521
• https://support.apple.com/en-us/149524

• This issue was addressed with improved checks. This issue is fixed in iOS 27.2 and iPadOS 27.2, macOS Golden Gate 27.2, tvOS 27.2. An app may be able to access sensitive user data. · Newly collected advisory · 26 Oct 2026