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CVE-2026-19039— Kino-Kafkaesque ssh-mcp-server SSH index.ts ssh_exec command injection

Quick assessment

Affected
Kino-Kafkaesque ssh-mcp-server
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

kino-kafkaesque SSH MCP Server是kino-kafkaesque个人开发者开源的一款通过SSH协议提供MCP服务能力的服务器软件。 kino-kafkaesque SSH MCP Server 8ebbbb99b26f80ff6162fe00957c6dec73fbc5a5及之前版本存在安全漏洞，该漏洞源于SSH Command Handler组件src/index.ts文件中ssh_exec函数对host/username参数操作不当，可能导致命令注入。

CVSS 5.3 · Medium EPSS 1.20% · P68

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter

Affected Version Matrix 1

VendorProduct Version RangeStatus
Kino-Kafkaesque ssh-mcp-server 8ebbbb99b26f80ff6162fe00957c6dec73fbc5a5 affected
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I. Basic Information for CVE-2026-19039

Vulnerability Information
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Vulnerability Title
Kino-Kafkaesque ssh-mcp-server SSH index.ts ssh_exec command injection
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was detected in Kino-Kafkaesque ssh-mcp-server up to 8ebbbb99b26f80ff6162fe00957c6dec73fbc5a5. Impacted is the function ssh_exec of the file src/index.ts of the component SSH Command Handler. Performing a manipulation of the argument host/username results in command injection. The attack requires a local approach. The actual existence of this vulnerability is currently in question. This product adopts a rolling release strategy to maintain continuous delivery. Therefore, version details for affected or updated releases cannot be specified. The project maintainer explains: "The intended threat model is that this MCP server is a local/trusted tool for an agent to execute commands over SSH, so callers already have meaningful execution capability through the exposed shell."
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
在命令中使用的特殊元素转义处理不恰当(命令注入)
Source: CVE Program / CVE List V5
Vulnerability Title
kino-kafkaesque SSH MCP Server 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
kino-kafkaesque SSH MCP Server是kino-kafkaesque个人开发者开源的一款通过SSH协议提供MCP服务能力的服务器软件。 kino-kafkaesque SSH MCP Server 8ebbbb99b26f80ff6162fe00957c6dec73fbc5a5及之前版本存在安全漏洞，该漏洞源于SSH Command Handler组件src/index.ts文件中ssh_exec函数对host/username参数操作不当，可能导致命令注入。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Kino-Kafkaesque ssh-mcp-server 8ebbbb99b26f80ff6162fe00957c6dec73fbc5a5 cpe:2.3:a:kino-kafkaesque:ssh-mcp-server:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-19039

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III. Intelligence Information for CVE-2026-19039

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Vendor Advisories for CVE-2026-19039 (2)

Security Blog Posts for CVE-2026-19039 (1)

Other References for CVE-2026-19039 (2)

IV. Related Vulnerabilities

Same weakness: CWE-77

V. Comments for CVE-2026-19039

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