CVE-2023-40393

Name: CVE-2023-40393
Creator: NVD / NIST
Published: 2024-01-10T22:15:48.55+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.58%

Last modified Jun 17, 2026

CVE-2023-40393 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. An authentication issue was addressed with improved state management. This issue is fixed in iOS 17 and iPadOS 17, macOS Sonoma 14. EPSS estimates a 0.58% chance of exploitation in the next 30 days.

Description

An authentication issue was addressed with improved state management. This issue is fixed in iOS 17 and iPadOS 17, macOS Sonoma 14. Photos in the Hidden Photos Album may be viewed without authentication.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

0.58%

43.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Apple	Macos	< 14.0

References

https://support.apple.com/en-us/120949
https://support.apple.com/en-us/120950
https://support.apple.com/en-us/HT213940Release Notes, Vendor Advisory
https://support.apple.com/kb/HT213940

Timeline

Published: Jan 10, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-40393?

How severe is CVE-2023-40393?

CVE-2023-40393 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.58% probability of exploitation in the next 30 days.

How do I fix CVE-2023-40393?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-40393?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST