What is CVE-2023-41066?

CVE-2023-41066 is a medium-severity vulnerability in Apple macOS. CVSS score: 5.5/10. Published 2023-09-27.

How severe is CVE-2023-41066?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Is CVE-2023-41066 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Apple macOS

CVE-2023-41066

An authentication issue was addressed with improved state management. This issue is fixed in macOS Sonoma 14. An app may be able to unexpectedly leak a user's credentials from secure text fields.

Published 2023-09-27 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.004 (28.1th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 28th percentile — 28.1% 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: 0.004 · change: +0.000

Affected products

Apple macOS — versions unspecified

Public proof-of-concept exploits

jaleFT18/Fugu17

References

support.apple.com/en-us/HT213940 (Release Notes, Vendor Advisory)
seclists.org/fulldisclosure/2023/Oct/3 (Mailing List, Third Party Advisory)
af854a3a-2127-422b-91ae-364da2661108

Frequently asked questions

What is CVE-2023-41066?: CVE-2023-41066 is a medium-severity vulnerability in Apple macOS. CVSS score: 5.5/10. Published 2023-09-27.
How severe is CVE-2023-41066?: Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2023-41066 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.