CVE-2026-85884: high-severity vulnerability in Microsoft Windows 11 Version 24H2
Windows Health and Optimized Experiences Service Elevation of Privilege Vulnerability
Published
38Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 7.8
from disclosure to weapon0 days
Published on NVDOct 13
1st PoCOct 13
exploitation probability
—
observed exploitation
nono source reports it
1 public exploit(s)
Missing authentication for critical function in Windows Health and Optimized Experiences Service allows an authorized attacker to elevate privileges locally.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Affected products
Microsoft · Windows 11 Version 24H2Microsoft · Windows 11 Version 25H2Microsoft · Windows 11 version 26H1Microsoft · Windows 11 Version 26H2public PoCs found — 1
githubgithub.com/Beardhammer/CVE-2026-85884★ 0⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
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