Information Leakage in macOS Tahoe by Apple
CVE-2026-28976

7.5HIGH

Key Information:

Vendor

Apple
Status
Mac OS
Vendor
CVE Published:
11 May 2026

What is CVE-2026-28976?

A security issue in macOS Tahoe allows for potential information leakage due to insufficient validation, enabling an application to gain elevated root privileges. This vulnerability has been addressed in macOS Tahoe 26.5, which implements additional validation measures to strengthen security.

Affected Version(s)

macOS 0 < 26.5

References

https://support.apple.com/en-us/127115

CVSS V3.1

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

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.