High severity · published Sep 14, 2026
CVE-2026-84606
A privacy issue was addressed with improved handling of identifiers
7.5
CVSS
0.4%
EPSS
No
On KEV
Description
A privacy issue was addressed with improved handling of identifiers. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27, visionOS 27. An app may be able to identify a user across reinstalls.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 35% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MA
macOS · Apple
before 27 · source: vendor, NVD
IO
iOS · Apple
before 27.0 · source: NVD
IA
iOS and iPadOS · Apple
before 27 · source: vendor
VI
visionOS · Apple
before 27 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-84606
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-84606
Release Notes
https://support.apple.com/en-us/149034
Release Notes
https://support.apple.com/en-us/149035
Release Notes
https://support.apple.com/en-us/149038
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