CVE-2026-6108

MEDIUM 6.3

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

CVSS Score

6.3

EPSS Score

0.2%

EPSS Percentile

42th

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.

CWE	CWE-78 CWE-77
Vendor	1panel-dev
Product	maxkb
Published	Apr 12, 2026
Last Updated	Apr 14, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

1Panel-dev / MaxKB

2.6.0 2.6.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/356968 vuldb.com: https://vuldb.com/vuln/356968/cti vuldb.com: https://vuldb.com/submit/782279 github.com: https://github.com/AnalogyC0de/public_exp/issues/30

Credits

🔍 Ana10gy (VulDB User) VulDB CNA Team