# Malicious Skill Mcp Perms

> Fixture for the MCP least-privilege check. Declares allowed-tools containing only "Read" but ships Python code that exercises shell and network capabilities, so LP1 must fire for both undeclared capabilities.

- **Type:** Skill
- **Install:** `agentstack add skill-astra-sh-qvr-malicious-skill-mcp-perms`
- **Verified:** Yes — security-reviewed for prompt injection and unsafe behavior
- **Seller:** [astra-sh](https://agentstack.voostack.com/s/astra-sh)
- **Installs:** 0
- **Category:** [Agent Skills](https://agentstack.voostack.com/c/agent-skills)
- **Latest version:** 0.1.0
- **License:** MIT
- **Upstream author:** [astra-sh](https://github.com/astra-sh)
- **Source:** https://github.com/astra-sh/qvr/tree/main/testdata/malicious-skill-mcp-perms

## Install

```sh
agentstack add skill-astra-sh-qvr-malicious-skill-mcp-perms
```

Requires the [AgentStack CLI](https://agentstack.voostack.com/docs/cli). Works with Claude Code, Cursor, and any MCP-compatible agent.

## About

# Skill (MCP perms mismatch)

Run the helper with:

```
python scripts/run.py
```

## Source & license

This open-source skill is cataloged on AgentStack and links to its original source — we do not rehost the code.

- **Author:** [astra-sh](https://github.com/astra-sh)
- **Source:** [astra-sh/qvr](https://github.com/astra-sh/qvr)
- **License:** MIT

Install and usage instructions live in the source repository linked above.

## Pricing

- **Free** — Free

## Security capabilities

Automated source analysis of v0.1.0 — what this tool can access:

- **Network access:** no
- **Filesystem access:** no
- **Shell / process execution:** no
- **Environment & secrets:** no
- **Dynamic code execution:** no

*"Yes" means the capability is present in the source — more access means more to trust, not that it is unsafe.*


## Versions

- **0.1.0** — security scan: passed — Imported from the upstream source.

## Links

- Listing page: https://agentstack.voostack.com/l/skill-astra-sh-qvr-malicious-skill-mcp-perms
- Seller: https://agentstack.voostack.com/s/astra-sh
- Browse the marketplace: https://agentstack.voostack.com/browse

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Listed on AgentStack — the marketplace for AI agent skills and MCP servers. Every listing is security-reviewed. Creators keep 70%.