CVE-2026-19628

Analyzed Analyzed - Analysis Complete

Command Injection in Tenable Security Center

Publication date: 2026-08-14

Last updated on: 2026-08-19

Assigner: Tenable Network Security, Inc.

Description

A command injection vulnerability exists in Tenable Security Center. An authenticated administrator could modify application configuration values to achieve arbitrary command execution on the underlying operating system when specific backend operations are triggered.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-08-14

Last Modified

2026-08-19

Generated

2026-09-03

AI Q&A

2026-08-14

EPSS Evaluated

2026-09-02

NVD

CVE-2026-19628

EUVD

EUVD-2026-58729

Affected Vendors & Products

Vendor	Product	Version / Range
tenable	security_center	to 6.9.0 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-78	The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.

Attack-Flow Graph

Executive Summary

CVE-2026-19628 is a command injection vulnerability in Tenable Security Center. An authenticated administrator can modify application configuration values to execute arbitrary commands on the underlying operating system when specific backend operations are triggered.

Detection Guidance

To detect this vulnerability, check if your Tenable Security Center version is 6.8.0 or earlier. Verify the installed version using commands like 'rpm -qa | grep security-center' on Linux or check the web interface under About. If vulnerable, upgrade to version 6.9.0 or later immediately.

Impact Analysis

This vulnerability allows an attacker with low privileges to gain complete control over the affected system, compromising confidentiality, integrity, and availability. It can lead to unauthorized access, data theft, or system disruption.

Compliance Impact

This vulnerability could lead to unauthorized command execution on the underlying operating system, potentially compromising system confidentiality, integrity, and availability. Such breaches may violate compliance requirements under GDPR (data protection) and HIPAA (health data security) by exposing sensitive data or disrupting critical operations.

Mitigation Strategies

Immediately upgrade Tenable Security Center to version 6.9.0 or later to address the vulnerability. Monitor Tenable's official security advisories for additional guidance and apply any recommended patches or configuration changes.

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