# CVE-2026-84558

## Summary

- **CVE ID:** CVE-2026-84558
- **Severity:** MEDIUM
- **CVSS Score:** 5.5 (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
- **CWE:** N/A
- **Published:** Sep 14, 2026
- **Last Modified:** Sep 17, 2026

## Description

A double free issue was addressed with improved memory management. This issue is fixed in macOS Golden Gate 27. An app may be able to cause unexpected system termination.

## Affected Products

- Apple — macOS (0)

## References

- [CNA](https://support.apple.com/en-us/149035)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.14%
- **EPSS Percentile:** 4.2

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-17._