CVE-2026-18667 — CRITICAL (9.6)

Vulnerability Description

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.

CVSS Score

9.6

CRITICAL

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

Related Weaknesses (CWE)

CWE-94

References

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

FAQ

What is CVE-2026-18667?

CVE-2026-18667 is a vulnerability with a CVSS score of 9.6 (CRITICAL). 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.

How severe is CVE-2026-18667?

CVE-2026-18667 has been rated CRITICAL with a CVSS base score of 9.6/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2026-18667?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.