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Insightconnect Awk Plugin CVE-2026-8592

| EUVDEUVD-2026-39160 CRITICAL
OS Command Injection (CWE-78)
2026-06-25 rapid7 GHSA-xqrw-3c79-7qc7
9.8
CVSS 3.1 · NVD
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization OS command sanitization, avoid shell exec
MITRE ATT&CK

2 techniques across 1 tactic: Execution

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Act Now Prioritize within 24-48h. Why: CRITICAL severity.
Patch available 0.6% exploitation probability (EPSS)

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AnalysisAIv3 – Jun 29, 2026

Remote OS command injection in Rapid7's InsightConnect AWK Plugin (versions below 1.2.2 on Linux) lets attackers run arbitrary operating-system commands through the process_string action's text or expression parameters, which are unsafely concatenated into a shell command. The CVSS 9.8 rating reflects full confidentiality, integrity, and availability loss with no privileges or user interaction required by the vector. There is no public exploit identified at time of analysis, EPSS is low (0.55%), and CISA SSVC marks exploitation as none, so risk today is potential rather than observed.

Earlier versions of this analysis (2)
v2 Jun 29, 2026 - 19:44 cvss changed CVSS 9.8

OS command injection in the process_string action of Rapid7's InsightConnect AWK Plugin (Linux) lets remote attackers run arbitrary operating-system commands by supplying crafted input to the text or expression parameters, which the plugin concatenates unsafely into a shell command. All versions before 1.2.2 are affected; the issue carries a 9.8 CVSS and full technical impact under SSVC, but EPSS is low (0.55%, 42nd percentile) and there is no public exploit identified at time of analysis. Vendor Rapid7 self-reported the flaw and has released a fixed version.

v1 Jun 25, 2026 - 02:17 CVSS 7.7

OS command injection in the Rapid7 InsightConnect AWK Plugin on Linux lets remote attackers run arbitrary operating-system commands by supplying crafted values to the 'text' or 'expression' parameters of the process_string action, which are unsafely concatenated into a shell command. The flaw affects the AWK Plugin component used within Rapid7's InsightConnect SOAR automation platform and was reported by the vendor. There is no public exploit identified at time of analysis and the issue is not listed in CISA KEV.

Affected VersionsENISA

InsightConnect AWK Plugin 0 <1.2.2

Affected Packages

euvd insightconnect_awk_plugin fix: 1.2.2

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

Vendor (rapid7) PRIMARY HIGH
NVD 9.8 CRITICAL
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
vuln.today AI 8.8 HIGH

Network-reachable, low-complexity command injection with full host impact, but reaching a SOAR plugin action realistically requires authenticated/automated orchestrator access, so PR:L rather than PR:N.

3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
4.0 AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Primary rating from Vendor (rapid7).

CVSS VectorNVD

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

Lifecycle Timeline

6
Analysis Updated
Jun 29, 2026 - 19:45 vuln.today
v3 - CVSS changed
Analysis Updated
Jun 29, 2026 - 19:44 vuln.today
v2 - CVSS changed
Severity Changed
Jun 29, 2026 - 19:37 NVD
HIGH CRITICAL
CVSS changed
Jun 29, 2026 - 19:37 NVD
7.7 (HIGH) 9.8 (CRITICAL)
Patch available
Jun 25, 2026 - 03:01 EUVD
CVE Published
Jun 25, 2026 - 01:32 cve.org
HIGH 7.7

DescriptionNVD

OS Command Injection vulnerability in the process_string action of Rapid7 InsightConnect AWK Plugin on Linux allows remote attackers to execute arbitrary OS commands via the text or expression parameters due to unsafe shell command construction in the processing pipeline.

Executive ViewAI

Why It Matters

Rapid7's InsightConnect AWK Plugin on Linux contains a critical remote command injection vulnerability enabling unauthenticated attackers to execute arbitrary OS commands and achieve complete system compromise. Organizations deploying this plugin face potential unauthorized access and data loss if unpatched. A vendor patch (version 1.2.2 or later) is immediately available, making remediation the urgent priority.

Recommended Action

Within 24 hours: Identify all InsightConnect deployments running AWK Plugin versions below 1.2.2 on Linux systems and assess exposure. Within 7 days: Deploy patch to upgrade AWK Plugin to version 1.2.2 or later across all affected systems. Within 30 days: Verify successful patching, review InsightConnect audit logs for suspicious activity on the plugin, and document remediation completion.

Business Impact: High
Compensating Controls

Apply vendor patch.

Threat Intelligence Overview

EPSS Score
0.6%
Top 58% exploitable
Data Quality
6 sources
Confidence: High

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity CRITICAL
CISA KEV No
Public POC No
EPSS 0.6%
Patch available Yes
Active threat No
Deciding rule
CRITICAL severity
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision
Scheduled
Exploitation
None
System Exposure· derived
Open
Automatable
No
Human Impact
High
Technical Impact
Total

Priority Score

50
Low Medium High Critical
KEV: 0
EPSS: +1
CVSS: +49
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

OS command injection occurs when an application passes unsanitized user input directly into system shell commands.

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