vuln_mcp_app (arrugit/vuln_mcp_app) is an MCP server listed on the M8ven Trust Index. M8ven has not graded it: we have no way to read this server ourselves. No publisher has claimed this listing.

C
Emerging
74/100
8 days ago

vuln_mcp_app

An intentionally vulnerable, locally-runnable MCP security laboratory (a 'DVWA for MCP') used to evaluate a separate FYP security scanner.

Emerging. No concerning findings. Grades remain capped until the project builds reputation through adoption. Grades reflect the full trust pyramid: code, verification depth, and reputation. New projects cap at C until adoption is earned.

How we verified

Code Verified⚡ Live Monitored: not connected

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⚡ Connect GitHub → continuous verification on every pushwhy connect →

Who stands behind it

arrugit

Source: Glama

Is this your MCP?

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// key findings
No credential exfiltration, no sensitive file access, no obfuscation
Static analysis found nothing flowing your secrets to unexpected places.
// environment variables
To run this server yourself, you supply these values. They go in your own MCP client configuration and stay on your machine. The secret label means the value is sensitive, not that the server mishandles it.
configMCP_MODE
configMCP_BIND_HOST
configMCP_BIND_PORT
configSANDBOX_TIMEOUT_SECONDS
configLAB_SHELL
configSystemRoot
// quality suggestions

Tool annotations

No tools have read-only/destructive annotations

Add readOnlyHint or destructiveHint annotations to every tool so hosts can warn users before invoking.

All four hints declared on every tool

4/4 tools missing one or more hints — notes.search (missing: readOnlyHint, destructiveHint, idempotentHint, openWorldHint); notes.summarize (missing: readOnlyHint, destructiveHint, idempotentHint, openWorldHint); report.export (missing: readOnlyHint, destructiveHint, idempotentHint, openWorldHint), +1 more. OpenAI's directory rejects tools where any of the four hints are missing or non-boolean.

For every tool, set all four hints (readOnlyHint, destructiveHint, idempotentHint, openWorldHint) to explicit true/false values that match the handler’s actual behaviour.

License file

No license file

Add a LICENSE file (MIT, Apache-2.0, etc.).

Tool test coverage

3/4 tools referenced in tests (75%)

Write tests that reference each tool by name so every tool has at least one test.

Claim the listing to review these findings one by one and send us a correction where you disagree, straight to the team. Claiming also means we tell you when the grade moves, and reach you first if we find anything urgent.

// full audit trail
The findings above are the summary. The full trail, every check we ran, each deduction, the network hosts observed and the dependency advisories, goes to verified publishers, along with an alert whenever a new one lands. Verified publishers can also review each finding and dispute it in one click. Publisher corrections have sharpened several of our checks this month, because the maintainer knows the codebase better than any scanner.
// improvement guidance — verified publishers only
We have 4 concrete improvements we can share with the publisher of this MCP. Each comes with specific guidance to raise the trust score.
// embed badge in your README
[![M8ven Score](https://m8ven.ai/badge/mcp/arrugit-vuln-mcp-app-4x7xq6)](https://m8ven.ai/mcp/arrugit-vuln-mcp-app-4x7xq6)
Shows your grade and updates automatically. Prefer no grade? Append ?variant=verified to the badge URL.
commit: f92569b85af7badaacd19992540042574c7d9758
code hash: 9db49fc41bbe9af0dd524048aef7f7f40540159c03ec93522882013a43a05a00
verified: 8/21/2026, 9:06:32 AM
view raw JSON →
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