CVE-2026-6108

MEDIUM

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

Title source: cna
STIX 2.1

Description

A vulnerability was found in 1Panel-dev MaxKB up to 2.6.1. The affected 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. Performing a manipulation results in os command injection. The attack is possible to be carried out remotely. The exploit has been made public and could be used. You should upgrade the affected component. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.

References (4)

Core 4
Core References
Vdb Entry, Technical Description vdb-entry technical-description
VDB-356968 | 1Panel-dev MaxKB Model Context Protocol Node base_mcp_node.py execute os command injection
https://vuldb.com/vuln/356968
Signature, Permissions Required signature permissions-required
VDB-356968 | CTI Indicators (IOB, IOC, TTP, IOA)
https://vuldb.com/vuln/356968/cti
Third Party Advisory third-party-advisory
Submit #782279 | 1Panel-dev MaxKB <= v2.6.1 Remote Code Execution
https://vuldb.com/submit/782279

Scores

CVSS v3 6.3
EPSS 0.0132
EPSS Percentile 67.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-77 CWE-78
Status published
Products (2)
1Panel-dev/MaxKB 2.6.0
1Panel-dev/MaxKB 2.6.1
Published Apr 12, 2026
Tracked Since Apr 12, 2026