CVE-2026-118221 · Infrastructure
NO FIX YET
A heap-based buffer overflow in the Windows Advanced Rasterization Platform lets an already-authorized local user overwrite memory. An attacker who can run code on the machine can use it to elevate privileges.
first public Nov 10, 2026 · 1 source
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Affects Windows systems where a user already has a local account and can run code. The sources do not list affected Windows builds or the patched version. Systems with no untrusted local users carry lower practical risk.
Not affected if no-local-users
Who cares windows
winver and compare it against the Microsoft security update that lists CVE-2026-118221.No fix yet, per the sources.
Heap-based buffer overflow in Windows Advanced Rasterization Platform allows an authorized attacker to elevate privileges locally.
This page as .md · .json · CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
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