CVE-2025-43371

Name: CVE-2025-43371
Creator: NVD / NIST
Published: 2025-09-15T23:15:38.77+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.2/10EPSS 0.18%

Last modified Jun 17, 2026

CVE-2025-43371 is a high-severity vulnerability rated 8.2/10 on the CVSS scale. This issue was addressed with improved checks. This issue is fixed in Xcode 26. EPSS estimates a 0.18% chance of exploitation in the next 30 days.

Description

This issue was addressed with improved checks. This issue is fixed in Xcode 26. An app may be able to break out of its sandbox.

Metrics

CVSS 3.1

8.2/10

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

EPSS Probability

0.18%

8.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-284

Affected Software

Vendor	Product	Versions
Apple	Xcode	< 26.0

References

https://support.apple.com/en-us/125117Release Notes, Vendor Advisory
http://seclists.org/fulldisclosure/2025/Sep/60

Timeline

Published: Sep 15, 2025
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2025-43371?

This issue was addressed with improved checks. This issue is fixed in Xcode 26. An app may be able to break out of its sandbox.

How severe is CVE-2025-43371?

CVE-2025-43371 has a CVSS score of 8.2/10 (HIGH severity). The EPSS model estimates a 0.18% probability of exploitation in the next 30 days.

How do I fix CVE-2025-43371?

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-2025-43371?

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

Scan your code now

Source: NVD / NIST