CVE-2026-9154: CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in Rapid7 InsightConnect Sed Plugin
CVE-2026-9154 is a high-severity vulnerability in the Rapid7 InsightConnect Sed Plugin on Linux that allows authenticated attackers to write arbitrary content to files at arbitrary paths via the expression parameter. This is a path traversal issue classified under CWE-22. The vulnerability can lead to integrity compromise of the system files or application data. No specific affected versions or patches have been provided yet.
AI Analysis
Technical Summary
This vulnerability in Rapid7 InsightConnect Sed Plugin involves improper limitation of a pathname to a restricted directory (CWE-22), enabling authenticated attackers to perform arbitrary file writes by manipulating the expression parameter. The CVSS v3.1 score is 7.1, indicating high severity with network attack vector, low attack complexity, requiring privileges, no user interaction, unchanged scope, no confidentiality impact, high integrity impact, and low availability impact. No vendor advisory or patch information is currently available, and the affected versions are not specified.
Potential Impact
An authenticated attacker can write attacker-controlled content to arbitrary file paths on the Linux system running the InsightConnect Sed Plugin. This can compromise the integrity of system or application files, potentially leading to further exploitation or disruption of service. There is no reported impact on confidentiality, and availability impact is low.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict access to the InsightConnect Sed Plugin to trusted users only and monitor for suspicious activity related to file writes via the expression parameter.
CVE-2026-9154: CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in Rapid7 InsightConnect Sed Plugin
Description
CVE-2026-9154 is a high-severity vulnerability in the Rapid7 InsightConnect Sed Plugin on Linux that allows authenticated attackers to write arbitrary content to files at arbitrary paths via the expression parameter. This is a path traversal issue classified under CWE-22. The vulnerability can lead to integrity compromise of the system files or application data. No specific affected versions or patches have been provided yet.
CVSS v3.1
Score 7.1high
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Rapid7 InsightConnect Sed Plugin involves improper limitation of a pathname to a restricted directory (CWE-22), enabling authenticated attackers to perform arbitrary file writes by manipulating the expression parameter. The CVSS v3.1 score is 7.1, indicating high severity with network attack vector, low attack complexity, requiring privileges, no user interaction, unchanged scope, no confidentiality impact, high integrity impact, and low availability impact. No vendor advisory or patch information is currently available, and the affected versions are not specified.
Potential Impact
An authenticated attacker can write attacker-controlled content to arbitrary file paths on the Linux system running the InsightConnect Sed Plugin. This can compromise the integrity of system or application files, potentially leading to further exploitation or disruption of service. There is no reported impact on confidentiality, and availability impact is low.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict access to the InsightConnect Sed Plugin to trusted users only and monitor for suspicious activity related to file writes via the expression parameter.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- rapid7
- Date Reserved
- 2026-05-21T01:03:57.353Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a3c7a504853345fc1127b2c
Added to database: 06/25/2026, 00:46:08 UTC
Last enriched: 06/25/2026, 01:00:57 UTC
Last updated: 06/25/2026, 01:33:35 UTC
Views: 4
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