Information Disclosure Vulnerability in Apple macOS Products
CVE-2026-86914

5.5MEDIUM

Key Information:

Vendor

Apple
Status
Mac OS
Vendor
CVE Published:
20 October 2026

What is CVE-2026-86914?

An information disclosure vulnerability has been identified in certain versions of macOS, where an application could potentially access sensitive network connection details. This flaw highlights the importance of robust state management in safeguarding user data. Apple has released updates in macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7 to address this issue effectively.

Affected Version(s)

macOS 0 < 15.8

macOS 0 < 26.7

macOS 0 < 27

References

https://support.apple.com/en-us/149035
https://support.apple.com/en-us/149042
https://support.apple.com/en-us/149043

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.