CVE-2026-8666 PUBLISHED

OS Command Injection in Rapid7 InsightConnect Traceroute Plugin

Assigner: rapid7
Reserved: 15.05.2026 Published: 25.06.2026 Updated: 25.06.2026

OS Command Injection vulnerability in the traceroute action of Rapid7 InsightConnect Traceroute Plugin on Linux allows remote attackers to execute arbitrary OS commands via the host, port, max_ttl, count, or time_out request parameters due to insufficient input validation when constructing shell commands.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L
CVSS Score: 7.7

Attack Vector	Network	Scope	Unchanged
Attack Complexity	High	Confidentiality Impact	High
Privileges Required	None	Integrity Impact	High
User Interaction	None	Availability Impact	Low

CVSS 3.1

Product Status

Vendor	Rapid7
Product	InsightConnect Traceroute Plugin
Versions	Default: unaffected affected from 0 to 1.0.3 (excl.) Version 1.0.3 is unaffected

Credits

Jacob Steadman, Rapid7 finder
Jed Starr, Rapid7 finder

References

https://extensions.rapid7.com/extension/traceroute

Problem Types

CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') CWE

Impacts

Remote Code Execution