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firmis-scanner

AI agent runtime security scanner - detect malicious behavior in Claude Skills, MCP Servers, Codex Plugins, and more

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// key findings
🚨
Reads files from sensitive locations
Touches: ~/.aws/config
🚨
Code appears obfuscated
1 file are unreadable to a human reviewer. Cannot audit what they do.
🚨
Known vulnerabilities in dependencies: 1 critical
Affects packages this MCP installs at runtime. Upgrade or remove the affected dependency.
// known CVEs in dependencies1 critical1 low

Disclosed vulnerabilities in this server's declared npm dependencies (via OSV). Whether each is reachable depends on the installed versions.

criticalvitest@4.0.18GHSA-5xrq-8626-4rwp

When Vitest UI server is listening, arbitrary file can be read and executed

lowzod@3.22.0GHSA-m95q-7qp3-xv42

Zod denial of service vulnerability

Depend on this server? Get alerted when its CVEs change.Watch this server free →
// required environment variables
This server reads these from process.env. You'll be asked to provide them before it can run.
configFIRMIS_VERBOSE
// full audit trail
The full breakdown of what we checked, the deductions that landed, the network hosts, the dependency advisories, and concrete fix guidance is available to verified publishers.
// improvement guidance — verified publishers only
We have 9 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/firmislabs-firmis-scanner-19vwvf)](https://m8ven.ai/mcp/firmislabs-firmis-scanner-19vwvf)
commit: d633d59cefc085119866c1fbf841e647ae3b1167
code hash: ee829119a8819414801b13549607ea44dcdbd0a10da98e46ea334b96d325814c
verified: 6/14/2026, 11:31:36 AM
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