mcp-server-kubernetes

MCP server · npm · ★ 1.6k · graded 2026-10-24Source linked

MCP Server for kubernetes management commands

6 advisories on file

mcp-server-kubernetes runs shell or system commands; restrict its folder reach, network access, and credentials before installing.

Based on public adoption and transparency signals as of Oct 24, 2026. Our opinion, not a code audit or security guarantee.

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What it can access

Local filesNo local folder access notedLOW
Command executionRuns shell or system commandsREVIEW
Network reachConnects to outside service APINOTED
CredentialsNo API token requiredLOW
Package sourcenpm (mcp-server-kubernetes)PUBLIC

Inferred from this listing’s public package details and description. Check the project’s source before installing.

Install

npx -y mcp-server-kubernetes

All setup options ↓

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Everything known

1 critical advisory, 3 high advisories and 2 medium advisories on record. The newest is from 2026-07-10. Every report lists a fix. Use 3.9.0 or later to get them all.

0 incidents · 6 advisories · 0 news articles · 0 community threads · checked 2026-10-30

Popularity grade: B (from public signals such as stars and downloads, not a code review). Graded 2026-10-24.

All (6)Advisories (6)

Showing all 6Showing 6 advisories of 6

Advisorymcp-server-kubernetes argument injection can expose Kubernetes cluster credentialsOSV · 2026-07-10 · Severity: Critical · Fixed in 3.9.0
AdvisoryMCP Server Kubernetes: kubectl-generic flag injection enables Kubernetes bearer token exfiltrationOSV · 2026-06-05 · Severity: Medium · Fixed in 3.7.0
AdvisoryMCP Server Kubernetes: Tool Access Control Bypass via Presentation-Layer Filtering Without Execution-Layer EnforcementOSV · 2026-05-21 · Severity: High · Fixed in 3.6.0
AdvisoryMCP Server Kubernetes has an Argument Injection in port_forward tool via space-splittingOSV · 2026-04-14 · Severity: High · Fixed in 3.5.0
Advisorymcp-server-kubernetes has potential security issue in exec_in_pod toolOSV · 2025-12-03 · Severity: Medium · Fixed in 2.9.8
AdvisoryMCP Server Kubernetes vulnerable to command injection in several toolsOSV · 2025-07-08 · Severity: High · Fixed in 2.5.0

Sources we read: OSV, GitHub Advisory Database, CISA Known Exploited Vulnerabilities, 44 security news feeds and our incident library. Last checked 2026-10-30.

Check a specific version →

About MCP Server Kubernetes

MCP Server Kubernetes is an MCP server focused on Developer tools and Cloud & infrastructure: MCP Server for kubernetes management commands.

It is published on npm as mcp-server-kubernetes and hosted on GitHub at Flux159/mcp-server-kubernetes (1,607 GitHub stars, 3,426 weekly npm downloads). Based on its public metadata, its operational scope includes: runs shell or system commands.

Setup

Check these steps against the project’s own instructions before running anything.

Run mcp-server-kubernetes with --ignore-scripts in claude_desktop_config.json or .cursor/mcp.json:

json

{
  "mcpServers": {
    "mcp-server-kubernetes": {
      "command": "npx",
      "args": ["-y", "--ignore-scripts", "mcp-server-kubernetes"]
    }
  }
}

Why this grade

BB — Some risk signals

Signal-based grade (5/7 points): well starred on GitHub, listed in several sources, public source code. This reflects adoption and transparency, not a code review.

Popularity and upkeep

64/100

GitHub stars: 1.6k
Weekly npm downloads: 10.6k
Listing last refreshed: 2026-10-29

These are public popularity signals, not a maintenance check. Look at the repository’s commit history and open issues.

Risks to watch for

Command execution reach: Public metadata indicates shell, terminal, or container command execution. Run inside an isolated container or VM and require human approval before executing commands.
Dependency & version pinning: Distributed via npm (mcp-server-kubernetes). Pin an exact release version or commit SHA rather than floating tags so upstream updates are reviewed first.

How to lower the risk

Least-privilege permissions

Give it access only to the specific folders, accounts or projects it needs, never your whole drive or admin account.
Use a separate, limited API key or login just for this tool so you can switch it off without affecting anything else.

Network isolation

Run it on a work computer or sandbox account, not one holding personal or company-sensitive data.
If your IT team can, limit which websites and services it is allowed to contact.

Monitoring

Check its activity history or logs weekly at first, and look at what it changed or sent.
Turn on alerts for new logins or unusual usage on any account it connects to.

Red flags to watch for

It asks for more access than its job requires, or prompts you to paste passwords.
It suddenly updates with new owners, or starts contacting unfamiliar websites.

Questions

How do I install MCP Server Kubernetes?

Run npx -y mcp-server-kubernetes in your terminal, or add the server entry to your claude_desktop_config.json or .cursor/mcp.json as shown in the Setup section on this page. Full setup docs and environment variables are in github.com/Flux159/mcp-server-kubernetes.

Are there security reports about MCP Server Kubernetes?

6 reports were found for this package in our research. Titles and dates (OSV) are listed in the Reports section above. MCP Server Kubernetes currently holds Grade B (Some risk signals) based on public adoption and transparency signals. Key risk areas to watch include command execution reach:, dependency & version pinning:.

Is MCP Server Kubernetes actively maintained?

MCP Server Kubernetes has 1.6k GitHub stars and 10.6k weekly npm downloads. Our directory data was last refreshed on 2026-10-29. Check recent commit activity, release tags, and open issues at github.com/Flux159/mcp-server-kubernetes before pinning it in production.

What are alternatives to MCP Server Kubernetes?

You can compare MCP Server Kubernetes side by side with other Kubernetes MCP servers in the Related tools section on this page, or use the Compare tool on AgentArmorHQ.

Maintain or use MCP Server Kubernetes? Show its live grade in your GitHub README, docs site, or run a check from the terminal before you install.

AgentArmorHQ Risk Grade B for MCP Server Kubernetes

GitHub README Markdown:

markdown

[![AgentArmorHQ Risk Grade for MCP Server Kubernetes](https://agentarmorhq.com/api/badge/flux159-mcp-server-kubernetes)](https://agentarmorhq.com/skills/flux159-mcp-server-kubernetes)

HTML embed:

html

<a href="https://agentarmorhq.com/skills/flux159-mcp-server-kubernetes"><img src="https://agentarmorhq.com/api/badge/flux159-mcp-server-kubernetes" alt="AgentArmorHQ Risk Grade for MCP Server Kubernetes" height="20" /></a>

Terminal check:

terminal

curl -fsSL https://agentarmorhq.com/api/cli | node --input-type=module - check "flux159-mcp-server-kubernetes"

Share with your security lead

Need sign-off to use mcp-server-kubernetes? Copy this note for Slack, a ticket or a pull request.

### AgentArmorHQ Security Review Memo: mcp-server-kubernetes
- **Listing URL:** https://agentarmorhq.com/skills/flux159-mcp-server-kubernetes
- **Type:** App connector
- **Risk Grade:** Grade B (Some risk signals)
- **Outside Security Advisories on File:** 6
- **Public Adoption:** 1.6k GitHub stars, 10.6k weekly npm downloads

#### Permission & Blast-Radius Signals
- **Local files:** No local folder access noted
- **Command execution:** Runs shell or system commands
- **Network reach:** Connects to outside service API
- **Credentials:** No API token required
- **Package source:** npm (mcp-server-kubernetes)

#### Recommended Hardened Setup
- **Command:** `npx -y --ignore-scripts mcp-server-kubernetes`
- **Controls:** Pin an exact version in `.mcp.json`, scope access to a single workspace folder, and use a least-privilege read-only token where supported.

_Based on public adoption and transparency signals as of Oct 24, 2026. Our opinion, not a code audit or security guarantee._

Key facts

Type: App connector
Publisher: Flux159
Source code: github.com/Flux159/mcp-server-kubernetes
Install command: npm install mcp-server-kubernetes
Est. context load: ~500 tokens / turn (~3 tool schemas, 0.25% of 200k context)
Popularity: 1.6k GitHub stars, 10.6k weekly npm downloads
Last updated: 2026-10-29
Last graded: 2026-10-24

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