CVE-2023-42438

Severity: medium (CVSS 4.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-10-25 · updated 2026-06-17

Description

An inconsistent user interface issue was addressed with improved state management. This issue is fixed in macOS Sonoma 14.1. Visiting a malicious website may lead to user interface spoofing.

Affected products

Apple macOS: from 14.0 before 14.1 — fixed in 14.1

How to fix

Upgrade to a fixed version: Apple macOS 14.1. Check the vendor advisory for mitigations.

References

http://seclists.org/fulldisclosure/2023/Oct/24
https://support.apple.com/en-us/HT213984
https://support.apple.com/kb/HT213984
http://seclists.org/fulldisclosure/2023/Oct/24
https://support.apple.com/en-us/HT213984
https://support.apple.com/kb/HT213984

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