CVE-2026-84558CWE-415

CVE-2026-84558

Medium · published September 15, 2026

CVSS v3.1
5.5
EPSS
0%
Percentile
4.1
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
5.5 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00153 · 4.1th percentile
Weakness
CWE-415 · Double Free
Published
2026-09-15T01:17Z
Affected products (1)
ProductVersionsFixed in
apple/macos< 27.027.0
References (1)
https://support.apple.com/en-us/149035 · [email protected]
EPSS history
Timeline
  • 17 SEP 03:33Z
    EPSS moved — → 0%
    epss
  • 14 SEP 20:50Z
    A double free issue was addressed with improved memory management
    cvelistv5