CVE-2026-84579 Details
Description
A logic issue was addressed with improved checks. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. Opening a file referencing a network share may lead to unexpected software execution.
A logic vulnerability has been identified in the DesktopServices component of Apple macOS Golden Gate 27, Sequoia 15.8, and Tahoe 26.7. This vulnerability allows for unexpected software execution when a file referencing a network share is opened. The issue arises from insufficient checks in the handling of file attributes, which could potentially be exploited to execute unauthorized code.
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 Oct 21, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://support.apple.com/en-us/149035 | [email protected] | Vendor AdvisoryRelease Notes |
| https://support.apple.com/en-us/149042 | [email protected] | Vendor AdvisoryRelease Notes |
| https://support.apple.com/en-us/149043 | [email protected] | Vendor AdvisoryRelease Notes |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-703 | Improper Check or Handling of Exceptional Conditions | CISA-ADP |
Affected Products
| Product | Versions |
|---|---|
| apple macos | < 15.8 >= 26.0, < 26.7 |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Nov 3, 2026 | Initial Analysis | [email protected] |
| Nov 2, 2026 | CVE Modified | CISA-ADP |
| Oct 21, 2026 | CVE Modified | CISA-ADP |
| Oct 20, 2026 | New CVE Received | [email protected] |