CVE-2025-43478

Name: CVE-2025-43478
Creator: NVD / NIST
Published: 2025-11-04T02:15:52.207+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.16%

Last modified Jun 17, 2026

CVE-2025-43478 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. A use after free issue was addressed with improved memory management. This issue is fixed in macOS Sequoia 15.7.2, macOS Sonoma 14.8.2, macOS Tahoe 26.1. EPSS estimates a 0.16% chance of exploitation in the next 30 days.

Description

A use after free issue was addressed with improved memory management. This issue is fixed in macOS Sequoia 15.7.2, macOS Sonoma 14.8.2, macOS Tahoe 26.1. An app may be able to cause unexpected system termination.

Metrics

CVSS 3.1

5.5/10

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

EPSS Probability

0.16%

5.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-416

Affected Software

Vendor	Product	Versions
Apple	Macos	>= 14.0, < 14.8.2
Apple	Macos	>= 15.0, < 15.7.2

References

https://support.apple.com/en-us/125634
https://support.apple.com/en-us/125635Release Notes, Vendor Advisory
https://support.apple.com/en-us/125636Release Notes, Vendor Advisory

Timeline

Published: Nov 4, 2025
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2025-43478?

How severe is CVE-2025-43478?

CVE-2025-43478 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.16% probability of exploitation in the next 30 days.

How do I fix CVE-2025-43478?

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-2025-43478?

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

Scan your code now

Source: NVD / NIST