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HIGH · 7.8

CVE-2026-84506

A use after free issue was addressed with improved memory management. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. An app may be able to execute arbitrary code wi...

Vulnerability Description

A use after free issue was addressed with improved memory management. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. An app may be able to execute arbitrary code with kernel privileges.

CVSS Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
AppleMacos>= 15.0, < 15.8

Related Weaknesses (CWE)

CWE-416

References

FAQ

What is CVE-2026-84506?

CVE-2026-84506 is a vulnerability with a CVSS score of 7.8 (HIGH). A use after free issue was addressed with improved memory management. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. An app may be able to execute arbitrary code wi...

How severe is CVE-2026-84506?

CVE-2026-84506 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-84506?

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