CVE-2026-119834 · Infrastructure
NO FIX YET
A heap-based buffer overflow in Windows Subsystem for Linux lets an attacker who already has a local account raise their privileges. The sources do not say which WSL versions are affected or what the fixed version is.
first public Nov 10, 2026 · 1 source
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Machines running Windows Subsystem for Linux where users hold a local account can be targeted. The sources do not state which WSL builds are vulnerable, so the exposure window is unknown. Systems without WSL installed are not affected.
Not affected if wsl-not-installed
Who cares local-users, windows, wsl
wsl --version in a Windows terminal to see the installed WSL versionNo fix yet, per the sources.
Heap-based buffer overflow in Windows Subsystem for Linux 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:U/C:H/I:H/A:H
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