Rapid7 InsightConnect Finger Plugin up to 1.0.2 on Linux Shell Command os command injection

CVSS Meta Temp Score
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CTI Interest Score
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5.2$0-$5k1.21-

Summaryinfo

A vulnerability, which was classified as critical, was found in Rapid7 InsightConnect Finger Plugin up to 1.0.2 on Linux. Affected is an unknown function of the component Shell Command Handler. Such manipulation leads to os command injection. This vulnerability is uniquely identified as CVE-2026-8664. The attack can be launched remotely. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Rapid7 InsightConnect Finger Plugin up to 1.0.2 on Linux. Affected by this issue is some unknown functionality of the component Shell Command Handler. The manipulation with an unknown input leads to a os command injection vulnerability. Using CWE to declare the problem leads to CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. CVE summarizes:

OS Command Injection vulnerability in Rapid7 InsightConnect Finger Plugin on Linux allows authenticated attackers to execute arbitrary OS commands via the user or host parameters due to insufficient input validation in shell command construction.

The weakness was disclosed by Jacob Steadman and Jed Starr. The advisory is shared for download at extensions.rapid7.com. This vulnerability is handled as CVE-2026-8664 since 05/15/2026. The exploitation is known to be easy. The attack may be launched remotely. Additional levels of successful authentication are required for exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1202.

Upgrading to version 1.0.3 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-39159). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 4.7
VulDB Temp Score: 4.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 6.0
CNA Vector (rapid7): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Os command injection
CWE: CWE-78 / CWE-77 / CWE-74
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: InsightConnect Finger Plugin 1.0.3

Timelineinfo

05/15/2026 CVE reserved
06/25/2026 +41 days Advisory disclosed
06/25/2026 +0 days VulDB entry created
06/25/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: extensions.rapid7.com
Researcher: Jacob Steadman, Jed Starr
Status: Confirmed

CVE: CVE-2026-8664 (🔒)
GCVE (CVE): GCVE-0-2026-8664
GCVE (VulDB): GCVE-100-373592
EUVD: 🔒

Entryinfo

Created: 06/25/2026 06:09
Updated: 06/25/2026 07:45
Changes: 06/25/2026 06:09 (66), 06/25/2026 07:45 (1)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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