CVE-2026-18667

CRITICAL 9.6

Sensor Proxy Version 1.4.2 Fixes One Vulnerability

CVSS Score

9.6

EPSS Score

0.0%

EPSS Percentile

0th

A vulnerability in Tenable Sensor Proxy allows a remote attacker to execute code with elevated privileges by inducing an operator to connect the sensor to an attacker-controlled host.

CWE	CWE-94
Vendor	tenable, inc.
Product	sensor proxy
Published	Aug 3, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

Affected Versions

Tenable, Inc. / Sensor Proxy

0 < 1.4.2

References

NVD ↗ CVE.org ↗ EPSS Data ↗

tenable.com: https://www.tenable.com/security/tns-2026-21

Credits

Neil Graves / LVL 0x00, LLC