What is CVE-2026-106126?

CVE-2026-106126 is a critical-severity vulnerability in Tenable, Inc. Tenable Identity Exposure (Saas), classified under OS Command Injection. CVSS score: 9.9/10. Published 2026-10-08.

How severe is CVE-2026-106126?

Critical severity. CVSS v3 base score is 9.9 out of 10.

RCE in Tenable, Inc. Tenable Identity Exposure (Saas)

CVE-2026-106126

A command injection vulnerability in the Active Directory Events Listener of Tenable Identity Exposure (SaaS) allows an authenticated, low-privileged attacker to execute arbitrary commands as SYSTEM on the PDCe.

Vulnerability class: Command Injection (OS Command Injection)

Published 2026-10-08 · last modified 2026-10-08.

CVSS v3 metric

CVSS v3 base score 9.9 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Tenable, Inc. Tenable Identity Exposure (Saas)

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

www.tenable.com/security/tns-2026-27

Frequently asked questions

What is CVE-2026-106126?: CVE-2026-106126 is a critical-severity vulnerability in Tenable, Inc. Tenable Identity Exposure (Saas), classified under OS Command Injection. CVSS score: 9.9/10. Published 2026-10-08.
How severe is CVE-2026-106126?: Critical severity. CVSS v3 base score is 9.9 out of 10.