CVE-2026-9155

HIGH 8.8

OS Command Injection in Rapid7 InsightConnect Sed Plugin via expression parameter.

CVSS Score

8.8

EPSS Score

0.0%

EPSS Percentile

0th

OS Command Injection vulnerability in Rapid7 InsightConnect Sed Plugin on Linux allows authenticated attackers to execute arbitrary OS commands via the expression parameter due to insufficient input validation.

CWE	CWE-78
Vendor	rapid7
Product	insightconnect sed plugin
Published	Jun 25, 2026
Last Updated	Jun 25, 2026

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CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Affected Versions

Rapid7 / InsightConnect Sed Plugin

0 < 2.0.5

References

NVD ↗ CVE.org ↗ EPSS Data ↗

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

Credits

Jacob Steadman, Rapid7 Jed Starr, Rapid7 Sebastián Alba Vives (@Sebasteuo / 0xs4bbi), Independent security researcher, Costa Rica