What is CVE-2023-40405?

CVE-2023-40405 is a low-severity vulnerability in Apple macOS, classified under Insertion of Sensitive Information into Log File. CVSS score: 3.3/10. Published 2023-10-25.

How severe is CVE-2023-40405?

Low severity. CVSS v3 base score is 3.3 out of 10.

Information disclosure in Apple macOS

CVE-2023-40405

A privacy issue was addressed with improved private data redaction for log entries. This issue is fixed in macOS Sonoma 14.1. An app may be able to read sensitive location information.

Published 2023-10-25 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.003 (19.7th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 20th percentile — 19.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Apple macOS — versions unspecified, 14.0

Weakness classification (CWE)

CWE-532 — Insertion of Sensitive Information into Log File

References

support.apple.com/en-us/HT213984 (Release Notes, Vendor Advisory)
support.apple.com/kb/HT213984 (Release Notes, Vendor Advisory)
seclists.org/fulldisclosure/2023/Oct/24 (Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2023-40405?: CVE-2023-40405 is a low-severity vulnerability in Apple macOS, classified under Insertion of Sensitive Information into Log File. CVSS score: 3.3/10. Published 2023-10-25.
How severe is CVE-2023-40405?: Low severity. CVSS v3 base score is 3.3 out of 10.