CVE-2025-43478 — MEDIUM (5.5)

Q: How severe is CVE-2025-43478?

CVE-2025-43478 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2025-43478?

Check the references section above for vendor advisories and patch information. Affected products include: Apple Macos.

Vulnerability 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.

CVSS Score

5.5

MEDIUM

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Apple	Macos	>= 14.0, < 14.8.2

Related Weaknesses (CWE)

CWE-416

References

https://support.apple.com/en-us/125634
https://support.apple.com/en-us/125635Release NotesVendor Advisory
https://support.apple.com/en-us/125636Release NotesVendor Advisory

FAQ

What is CVE-2025-43478?

CVE-2025-43478 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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 ...

How severe is CVE-2025-43478?

CVE-2025-43478 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-43478?

Check the references section above for vendor advisories and patch information. Affected products include: Apple Macos.