CVE-2026-84606 | BDVDB-2026-372997 Detail

AppleiOS and iPadOS

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.

Impact#

Per CVSS v3.1: confidentiality impact none, integrity impact high, availability impact none. Attack vector: network.

Weaknesses#

CWE-330 Use of Insufficiently Random Values
CWE-359 Exposure of Private Personal Information to an Unauthorized Actor
CWE-287 Improper Authentication

References#

Exploit#

No public exploit known

History#

Version 12026-09-14Record published in the CVE List.
Version 22026-10-26Most recent update recorded in the CVE List.

Published

Published: 2026-09-14
Last modified: 2026-10-26

Vendor information

Vendor: Apple
Product: iOS and iPadOS

All Apple vulnerabilities

Score

7.5 High

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 35.2.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Authentication Issues

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
< 27
Fixed
27

Scoring System

CVSS v4.0

Not available

CVSS v3.1

7.5 High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality	None
Integrity	High
Availability	None

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).