CVE-2023-42840mediumCWE-922

CVE-2023-42840: medium-severity vulnerability in Apple macOS

Published 21 Feb 2024 · Updated 04 Nov 2025

E-mail alert when it lands in KEV, gets a public PoC or its score goes up.

13Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 4.3epss 0.2%

The issue was addressed with improved checks. This issue is fixed in macOS Sonoma 14.1, macOS Monterey 12.7.1, macOS Ventura 13.6.1. An app may be able to access user-sensitive data.

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

Affected products

Apple · macOS

Related CVEs — Apple macOS

In the same product, most dangerous first.

CVE-2021-30860HIGHCVE-2021-30860EPSS 76.0%KEV CVE-2021-30657MEDIUMCVE-2021-30657EPSS 68.5%KEV CVE-2025-43300CRITICALCVE-2025-43300EPSS 65.2%KEV CVE-2023-41064HIGHCVE-2023-41064EPSS 53.4%KEV CVE-2023-32434HIGHCVE-2023-32434EPSS 51.5%KEV CVE-2021-30807HIGHCVE-2021-30807EPSS 28.8%KEV

References

https://support.apple.com/en-us/HT213983 https://support.apple.com/en-us/HT213984 https://support.apple.com/en-us/HT213985 https://support.apple.com/kb/HT213983 https://support.apple.com/kb/HT213984 https://support.apple.com/kb/HT213985