CVE-2026-84559 Details
Description
A permissions issue was addressed with improved validation. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. A malicious application may be able to access restricted files.
A permissions vulnerability allowing unauthorized access to restricted files has been identified in the Core Services component of Apple macOS Golden Gate 27, Sequoia 15.8, and Tahoe 26.7. This issue arises from inadequate validation of file access permissions, which could be exploited by a malicious application to access sensitive files that should be off-limits.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Sep 17, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://support.apple.com/en-us/149035 | [email protected] | Release NotesVendor Advisory |
| https://support.apple.com/en-us/149042 | [email protected] | Release NotesVendor Advisory |
| https://support.apple.com/en-us/149043 | [email protected] | Release NotesVendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-693 | Protection Mechanism Failure | CISA-ADP |
Affected Products
| Product | Versions |
|---|---|
| apple macos | >= 15.0, < 15.8 >= 26.0, < 26.7 |
CPE
Remediation
| |
Change History
3 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Sep 17, 2026 | Initial Analysis | [email protected] |
| Sep 17, 2026 | CVE Modified | CISA-ADP |
| Sep 14, 2026 | New CVE Received | [email protected] |