Denial-of-Service Vulnerability in macOS by Apple
CVE-2025-43401

7.5HIGH

Key Information:

Vendor

Apple
Status
Mac OS
Vendor
CVE Published:
4 November 2025

What is CVE-2025-43401?

A denial-of-service vulnerability has been identified in macOS that allows remote attackers to exploit the system through inadequate validation processes. This flaw can lead to system instability, disrupting normal operations for users. Apple has addressed this issue in updates for macOS Sonoma 14.8.2 and macOS Sequoia 15.7.2, enhancing validation to mitigate the potential for remote exploitation.

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Affected Version(s)

macOS < 14.8

macOS < 26.1

macOS < 15.7

References

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

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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