CVE-2026-18667 – Tenable Sensor Proxy

CVSS 9.6 CRITICAL Critical - Same Day Deployment

“A malicious connection target can turn a trusted sensor deployment into a path for elevated code execution.”

CVE-2026-18667 is a Critical vulnerability affecting Tenable Sensor Proxy. The CVSS score is 9.6, which is Critical severity. A remote attacker can execute code with elevated privileges by convincing an operator to connect the sensor to an attacker-controlled host.

The Tenable security update addresses the vulnerable connection path and prevents an attacker-controlled host from being used to achieve elevated code execution.

Key Details

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
CWE Classification
CWE-94
Patch this CVE on all your endpoints in under 5 minutes. First 200 endpoints are free forever, scale as needed.