RCE in 1panel-dev Maxkb
CVE-2026-6108
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 m…
Vulnerability class: Command Injection (OS Command Injection)
EPSS: 0.004 (62.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.
Affected products
- 1panel-dev Maxkb — versions 2.6.0, 2.6.1
Weakness classification (CWE)
References
- VDB-356968 | 1Panel-dev MaxKB Model Context Protocol Node base_mcp_node.py execute os command injection (technical-description, vdb-entry)
- VDB-356968 | CTI Indicators (IOB, IOC, TTP, IOA) (signature, permissions-required)
- Submit #782279 | 1Panel-dev MaxKB <= v2.6.1 Remote Code Execution (third-party-advisory)
- cna@vuldb.com (issue-tracking, exploit)
Frequently asked questions
- What is CVE-2026-6108?
- CVE-2026-6108 is a medium-severity vulnerability in 1panel-dev Maxkb, classified under Command Injection. CVSS score: 6.3/10. Published 2026-04-12.
- How severe is CVE-2026-6108?
- Medium severity. CVSS v3 base score is 6.3 out of 10.