CVE-2026-9155 PUBLISHED

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

Assigner: rapid7
Reserved: 21.05.2026 Published: 25.06.2026 Updated: 25.06.2026

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.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS Score: 8.8

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

CVSS 3.1

Product Status

Vendor	Rapid7
Product	InsightConnect Sed Plugin
Versions	Default: unaffected affected from 0 to 2.0.5 (excl.) Version 2.0.5 is unaffected

Credits

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

References

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

Problem Types

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

Impacts

Remote Code Execution