CVE-2026-19681
Received Received - Intake

Authenticated Command Injection in Security Center via Malicious File Upload

Vulnerability report for CVE-2026-19681, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-08-14

Last updated on: 2026-08-14

Assigner: Tenable Network Security, Inc.

Description

An authenticated command injection vulnerability exists in Security Center related to file upload processing. An attacker could exploit this issue by uploading a specially crafted file, potentially resulting in arbitrary command execution on the underlying operating system.

CVSS Scores

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Meta Information

Published
2026-08-14
Last Modified
2026-08-14
Generated
2026-08-14
AI Q&A
2026-08-14
EPSS Evaluated
N/A
NVD
EUVD

Affected Vendors & Products

Currently, no data is known.

Helpful Resources

Exploitability

CWE
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KEV
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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

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Executive Summary

This is an authenticated command injection vulnerability in Security Center tied to file upload processing. An attacker with valid credentials could upload a maliciously crafted file to execute arbitrary commands on the underlying operating system.

Detection Guidance

Detecting this vulnerability requires monitoring for unusual file uploads or command execution patterns. Check server logs for unexpected file uploads, especially with unusual extensions or names. Inspect processes running after file uploads to detect arbitrary command execution.

Impact Analysis

An attacker could gain full control over the affected system, allowing them to install malware, steal data, disrupt operations, or pivot to other systems in the network. This could lead to severe operational, financial, and reputational damage.

Compliance Impact

This vulnerability could lead to unauthorized access and data breaches, violating GDPR (data protection) and HIPAA (health information privacy) requirements. Organizations may face fines, legal action, and mandatory breach notifications.

Mitigation Strategies

Immediately restrict file upload permissions to authorized users only. Disable or restrict the ability to upload executable files. Apply patches or updates if available from the vendor. Monitor network traffic for signs of exploitation attempts.

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