1Panel-dev MaxKB up to 2.6.1 Model Context Protocol Node base_mcp_node.py execute os command injection

CVSS Meta Temp Score
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CTI Interest Score
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5.7$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in 1Panel-dev MaxKB up to 2.6.1. The impacted element is the function execute of the file apps/application/flow/step_node/mcp_node/impl/base_mcp_node.py of the component Model Context Protocol Node. Executing a manipulation can lead to os command injection. This vulnerability appears as CVE-2026-6108. The attack may be performed from remote. In addition, an exploit is available. The affected component should be upgraded. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.

Detailsinfo

A vulnerability classified as critical was found in 1Panel-dev MaxKB up to 2.6.1. This vulnerability affects the function execute of the file apps/application/flow/step_node/mcp_node/impl/base_mcp_node.py of the component Model Context Protocol Node. The manipulation with an unknown input leads to a os command injection vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability.

The advisory is shared for download at github.com. This vulnerability was named CVE-2026-6108. The exploitation appears to be easy. The attack can be initiated remotely. Technical details and also a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1202.

It is possible to download the exploit at github.com. It is declared as proof-of-concept. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at CNNVD (CNNVD-202604-2486) and EUVD (EUVD-2026-21690). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 5.7

VulDB Base Score: 6.3
VulDB Temp Score: 5.7
VulDB Vector: 🔒
VulDB Reliability: 🔍

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: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒

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: 🔒

Timelineinfo

04/11/2026 Advisory disclosed
04/11/2026 +0 days VulDB entry created
04/14/2026 +2 days VulDB entry last update

Sourcesinfo

Advisory: github.com
Status: Confirmed

CVE: CVE-2026-6108 (🔒)
GCVE (CVE): GCVE-0-2026-6108
GCVE (VulDB): GCVE-100-356968
EUVD: 🔒
CNNVD: CNNVD-202604-2486 - MaxKB 操作系统命令注入漏洞

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 04/11/2026 09:40
Updated: 04/14/2026 01:34
Changes: 04/11/2026 09:40 (58), 04/12/2026 06:14 (1), 04/14/2026 01:34 (6)
Complete: 🔍
Submitter: Ana10gy
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #782279: 1Panel-dev MaxKB <= v2.6.1 Remote Code Execution (by Ana10gy)

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

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