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Vulnerability record · public intelligence
CVE-2026-8666
HIGH

OS Command Injection in Rapid7 InsightConnect Traceroute Plugin

Published Jun 25, 2026 · Updated Oct 23, 2026

Severity · CVSSHIGH · 7.7
Known exploitationNot listed
EPSS / likelihood1.20%
QFinch risk score10 / 100

Original summary

Normalized public record · Updated Oct 23, 2026

OS Command Injection in Rapid7 InsightConnect Traceroute Plugin

Publisher and source text is retained separately from QFinch interpretation.

QFinch assessment

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.

Evidence: public source records

Affected products

Affected scope reported by the available public evidence
Affected package, product or rangeFix status
Consult the referenced vendor advisory for affected versions.Consult source advisory

Matching a version is only one part of assessing exposure. QFinch has not assessed your environment on this public page.

Remediation

Apply the vendor-supported fixed release or mitigation, then verify the affected component is no longer reachable.

  1. Confirm the affected product and reachable code path exist in your environment.
  2. Apply the vendor-supported patch or mitigation from the primary advisory.
  3. Rescan the exact deployed revision and retain verification evidence.
Review primary references

Evidence coverage

CVENVDEPSS
SSVC priority
MEDIUM
Confidence
10%
Aliases
None reported

Scores appear only when corresponding evidence exists. Missing data is never interpreted as zero risk.

Sources and record history

  1. extensions.rapid7.com ↗

Record history

Published Jun 25, 2026 · Last refreshed Oct 23, 2026