CVE-2026-19039
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
Summary
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."
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Kino-Kafkaesque | ssh-mcp-server | 8ebbbb99b26f80ff6162fe00957c6dec73fbc5a5 | affected |
Weaknesses
- CWE-77: Command Injection
- CWE-74: Injection
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: poc
- Automatable: no
- Technical Impact: partial
Additional References
References
- https://vuldb.com/vuln/386458
- https://vuldb.com/vuln/386458/cti
- https://vuldb.com/cve/CVE-2026-19039
- https://vuldb.com/submit/863828
- https://github.com/KinoThe-Kafkaesque/ssh-mcp-server/issues/3
- https://github.com/KinoThe-Kafkaesque/ssh-mcp-server/issues/3#issuecomment-4319612623
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