CVE-2024-27852

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-05-14 · updated 2026-06-17

Description

A privacy issue was addressed with improved client ID handling for alternative app marketplaces. This issue is fixed in iOS 17.5 and iPadOS 17.5. A maliciously crafted webpage may be able to distribute a script that tracks users on other webpages.

Affected products

Apple iPadOS: before 17.5 — fixed in 17.5
Apple Iphone Os: before 17.5 — fixed in 17.5

How to fix

Upgrade to a fixed version: Apple iPadOS 17.5; Apple Iphone Os 17.5. Check the vendor advisory for mitigations.

References

https://support.apple.com/en-us/120905
http://seclists.org/fulldisclosure/2024/May/10
https://support.apple.com/en-us/HT214101
https://support.apple.com/kb/HT214101

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