Root Privilege Escalation Vulnerability in Apple macOS Products
CVE-2026-64701

7.8HIGH

Key Information:

Vendor

Apple
Status
Mac OS
Vendor
CVE Published:
14 September 2026

What is CVE-2026-64701?

A permissions issue has been identified in certain versions of macOS that could allow a malicious application to gain root privileges. This vulnerability has been addressed with additional restrictions in macOS Sequoia 15.7.8 and macOS Tahoe 26.6. Users are strongly urged to update their systems to mitigate potential threats associated with this issue.

Affected Version(s)

macOS 0 < 15.7.8

macOS 0 < 26.6

References

https://support.apple.com/en-us/128067
https://support.apple.com/en-us/128071

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.