CVE-2026-88221 · Infrastructure
NO FIX YET
A use-after-free bug in the Windows Broadcast DVR User Service lets an attacker who already has a local account raise their privileges. The sources do not describe a remote trigger.
first public Nov 10, 2026 · 1 source
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Windows machines where a local user with an account could run code to gain administrator rights. The sources do not state which Windows builds are affected or whether the Broadcast DVR service must be enabled. unknown
Who cares windows
winver and compare it against Microsoft's security update guide for CVE-2026-88221No fix yet, per the sources.
Use after free in Windows Broadcast DVR User Service allows an authorized attacker to elevate privileges locally.
This page as .md · .json · CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
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