CVE-2026-28853CWE-269privilege-escalation

CVE-2026-28853

High · published October 20, 2026

CVSS v3.1
7.8
EPSS
0%
Percentile
3.3
In the wild
Unconfirmed
What it is

The issue was addressed with improved checks. This issue is fixed in macOS Sequoia 15.8, macOS Tahoe 26.7. An app may be able to elevate privileges.

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00143 · 3.3th percentile
Weakness
CWE-269 · Improper Privilege Management
Published
2026-10-20T05:17Z
References (2)
https://support.apple.com/en-us/149042 · [email protected]https://support.apple.com/en-us/149043 · [email protected]
EPSS history
Timeline
  • 21 OCT 03:28Z
    EPSS moved — → 0%
    epss
  • 20 OCT 00:50Z
    The issue was addressed with improved checks
    cvelistv5
  • 20 OCT 00:50Z
    The issue was addressed with improved checks
    cvelistv5