CVE-2023-40421 Information disclosure in macOS

What is CVE-2023-40421?

CVE-2023-40421 is a medium-severity vulnerability in Apple Macos, published on 25 Oct 2023. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

A permissions issue was addressed with additional restrictions. 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 sensitive user data.

Which versions are affected by CVE-2023-40421?

It affects 1 product.

Products include Apple Macos.

How do I fix CVE-2023-40421?

No fix has been published for CVE-2023-40421 yet. Limit exposure of the affected software until one is available.

Is CVE-2023-40421 being exploited?

There is no known exploitation of CVE-2023-40421 in the wild and no public exploit code.

Other vulnerabilities in Apple Macos

• CVE-2026-65400 Apple macOS Improper Authentication Exploited Critical 9.8
• CVE-2024-44146 Security feature bypass in macOS Critical 10.0
• CVE-2024-44148 Security feature bypass in macOS Critical 10.0
• CVE-2023-38586 Security feature bypass in macOS Critical 10.0
• CVE-2023-40455 Security feature bypass in macOS Critical 10.0

All Apple Macos vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-wp7x-2348-v58r.