A permissions issue was addressed with additional restrictions. This issue is fixed in iOS 18.4 and iPadOS 18.4. An app may be able to read a persistent device identifier.
https://support.apple.com/en-us/122371
http://seclists.org/fulldisclosure/2025/May/6
http://seclists.org/fulldisclosure/2025/Jul/31
Source: Mitre, NVD
Published: 2025-05-12
Updated: 2025-11-03
Base Score: 4.9
Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:N/A:N
Severity: Medium
Base Score: 5.5
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
EPSS: 0.00015