CVE-2026-122179 · Infrastructure
NO FIX YET
A heap-based buffer overflow in Windows Internet Connection Sharing lets an authorized attacker raise their privileges on the local machine. The attacker needs an existing local account, and the flaw is not reachable from the network according to the description.
first public Nov 10, 2026 · 1 source
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Windows machines where Internet Connection Sharing is present; the sources do not say whether it must be enabled. Attackers need a local authorized account first. unknown for the rest.
Who cares internet-connection-sharing, windows
Unknown from the sources. In the analyst’s queue.
No fix yet, per the sources.
Heap-based buffer overflow in Windows Internet Connection Sharing (ICS) 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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