CVE-2026-69590 – Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability

CVSS 9.8 CRITICAL Critical - Same Day Deployment

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

CVE-2026-69590 is a critical heap-based buffer overflow vulnerability in Windows Routing and Remote Access Service (RRAS). 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-122
Patch this CVE on all your endpoints in under 5 minutes. First 200 endpoints are free forever, scale as needed.