CVE-2023-42977

Name: CVE-2023-42977
Creator: NVD / NIST
Published: 2025-04-11T15:15:45.227+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.18%

Last modified Jun 17, 2026

CVE-2023-42977 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. A path handling issue was addressed with improved validation. This issue is fixed in iOS 17 and iPadOS 17, macOS Sonoma 14. EPSS estimates a 0.18% chance of exploitation in the next 30 days.

Description

A path handling issue was addressed with improved validation. This issue is fixed in iOS 17 and iPadOS 17, macOS Sonoma 14. An app may be able to break out of its sandbox.

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

0.18%

8.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions
Apple	Ipad Os	< 17.0
Apple	Iphone Os	< 17.0
Apple	Macos	< 14.0

References

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

Timeline

Published: Apr 11, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2023-42977?

A path handling issue was addressed with improved validation. This issue is fixed in iOS 17 and iPadOS 17, macOS Sonoma 14. An app may be able to break out of its sandbox.

How severe is CVE-2023-42977?

CVE-2023-42977 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.18% probability of exploitation in the next 30 days.

How do I fix CVE-2023-42977?

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-2023-42977?

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

Scan your code now

Source: NVD / NIST