OS Command Injection in Rapid7 InsightConnect Tcpdump Plugin

Publication date: 2026-06-25

Last updated on: 2026-06-29

Assigner: Rapid7, Inc.

Description

OS Command Injection vulnerability in Rapid7 InsightConnect Tcpdump Plugin on Linux allows authenticated attackers to execute arbitrary OS commands via the options or filter parameters due to insufficient input sanitization in shell command construction.

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-06-25

Last Modified

2026-06-29

Generated

2026-07-15

AI Q&A

2026-06-25

EPSS Evaluated

2026-07-14

NVD

CVE-2026-8658

EUVD

EUVD-2026-39163

Affected Vendors & Products

Vendor	Product	Version / Range
rapid7	insightconnect_tcpdump	to 2.0.0 (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

This vulnerability is an OS Command Injection in the Rapid7 InsightConnect Tcpdump Plugin on Linux. It allows authenticated attackers to execute arbitrary operating system commands by exploiting insufficient input sanitization in the plugin's shell command construction, specifically via the options or filter parameters.

Impact Analysis

The vulnerability can allow an authenticated attacker to execute arbitrary OS commands with the privileges of the affected application. This can lead to unauthorized actions such as data modification, system compromise, or denial of service, impacting the confidentiality, integrity, and availability of the system.

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