CVE-2026-84555CWE-284broken-access-control

CVE-2026-84555

Medium · published September 15, 2026

CVSS v3.1
5.5
EPSS
0%
Percentile
4.3
In the wild
Unconfirmed
What it is

An authorization issue was addressed with improved access control. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8. An app may be able to access sensitive user data.

The record
Technical detail
CVSS v3.1
5.5 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00155 · 4.3th percentile
Weakness
CWE-284 · Improper Access Control
Published
2026-09-15T01:17Z
Affected products (2)
ProductVersionsFixed in
apple/macos≥ 15.0, < 15.815.8
apple/macos≥ 26.0, < 27.027.0
References (2)
https://support.apple.com/en-us/149035 · [email protected]https://support.apple.com/en-us/149043 · [email protected]
EPSS history
Timeline
  • 17 SEP 03:33Z
    EPSS moved — → 0%
    epss
  • 14 SEP 20:51Z
    An authorization issue was addressed with improved access control
    cvelistv5