CVE-2026-72983 – Internet Connection Sharing (ICS) Remote Code Execution Vulnerability

CVSS 9.8 CRITICAL Critical - Same Day Deployment

“A single malicious network packet could turn an exposed Windows ICS service into a path for remote code execution.”

CVE-2026-72983 is a critical use-after-free vulnerability in Windows Internet Connection Sharing (ICS). An unauthenticated attacker can send a specially crafted packet to an affected service over the network and potentially execute code on the target system. The attack has low complexity and requires neither privileges nor user interaction.

Key Details

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
CWE Classification
CWE-416
Patch this CVE on all your endpoints in under 5 minutes. First 200 endpoints are free forever, scale as needed.