Critical severity · published Aug 3, 2026
CVE-2026-18667
Sensor Proxy Version 1.4.2 Fixes One Vulnerability
9.6
CVSS
0.7%
EPSS
No
On KEV
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 vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 54% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SP
Sensor Proxy · Tenable, Inc.
before 1.4.2 · source: vendor