PT-2026-112837 · Microsoft · Windows 11 Version 24H2+3

CVE-2026-85884

·

Published

2026-10-13

·

Updated

2026-10-13

CVSS v3.1

7.8

High

VectorAV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Missing authentication for critical function in Windows Health and Optimized Experiences Service allows an authorized attacker to elevate privileges locally.

Fix

Missing Authentication

Found an issue in the description? Have something to add? Feel free to write us 👾
dbugs@ptsecurity.com

Weakness Enumeration

CWE-306

Related Identifiers

CVE-2026-85884

Affected Products

Windows 11 Version 24H2
Windows 11 Version 25H2
Windows 11 Version 26H2
Windows 11 Version 26H1