What is CVE-2023-40383?

CVE-2023-40383 is a low-severity vulnerability in Apple macOS, classified under Path Traversal. CVSS score: 3.3/10. Published 2024-01-10.

How severe is CVE-2023-40383?

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

Path Traversal in Apple macOS

CVE-2023-40383

A path handling issue was addressed with improved validation. This issue is fixed in macOS Ventura 13.3. An app may be able to access user-sensitive data.

Vulnerability class: Path Traversal (Directory Traversal)

Published 2024-01-10 · 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: 0.002 (11.2th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 11th percentile — 11.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Apple macOS — versions unspecified

Weakness classification (CWE)

CWE-22 — Path Traversal

References

support.apple.com/en-us/HT213670 (Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2023-40383?: CVE-2023-40383 is a low-severity vulnerability in Apple macOS, classified under Path Traversal. CVSS score: 3.3/10. Published 2024-01-10.
How severe is CVE-2023-40383?: Low severity. CVSS v3 base score is 3.3 out of 10.