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Cyber ThreatMCP serverFirst audited Nov 13, 2026

dev.workers.marvin-odigo.mcp/krabbot-devtools

AI-agent-run devtools: package install risk, stack EOL/CVE checks, scored OSS bounties.The vendor's description, from its MCP Registry listing.

Passed, with 1 warningAudited Nov 13, 2026
  • Warning: 4 of 4 tools do not say whether they can change things.

Nothing failed, but there is something to know or fix. Public audit: we connect as an AI client would, list the tools and check what they say. We do not run them. How we audit

Does it work?
YesConnected in 135 ms.
Sign-up?
None neededIt answered without any account or key.
Can it change things?
Doesn't sayIts tools do not say whether they only read, so treat them as able to change things.
Endpointhttps://mcp.marvin-odigo.workers.dev/mcp

Website Streamable HTTP · protocol 2025-06-18 · server version 1.0.0

What we checked, the evidence, and the tools it offers.

What we checked

Security

  • Passed: Connections are encrypted (HTTPS).

  • Passed: No hidden instructions found in tool text.

Safety labels

  • Warning: 4 of 4 tools do not say whether they can change things.

    MCP lets a server label each tool as read-only or destructive, so clients can ask the user before risky calls. Unlabelled tools are treated as able to change things.

    • check_package_risk
    • check_stack_eol
    • find_open_source_bounties
    • check_regulatory_changes

Tools

  • Passed: 4 tools listed.

  • Passed: Every tool describes its inputs with a valid schema.

Protocol

  • Note: Protocol version 2025-06-18.

  • Passed: The MCP handshake works (Streamable HTTP).

  • Passed: Unknown requests are refused.

Connection

  • Passed: The server responds.

Tools (4)

As the server describes them. The labels are the server's own: it says whether each tool only reads or can change things.

  • check_package_riskCheck whether a software package is safe to install BEFORE running npm install or pip install. Essential when a package name came from an LLM suggestion: models hallucinate package names and attacker…Doesn't say
  • check_stack_eolCheck whether components of a software stack are end-of-life, past active support, or affected by CVEs on CISA's Known Exploited Vulnerabilities catalog (1,600+ entries of vulnerabilities confirmed e…Doesn't say
  • find_open_source_bountiesFind open-source bounties that are actually likely to pay out. Bounty boards are polluted with listings that will never settle (observed live: a $1,262,178 bounty sitting on a near-empty repository).…Doesn't say
  • check_regulatory_changesCheck whether any US federal regulation on a topic is about to bind or about to close for comment. The Federal Register publishes every business day and a single topic search can match over a thousan…Doesn't say

Audit history

  1. Nov 13Warnings

What we sent

Every request in this audit, with the answer and how long it took. We never send credentials and never call a tool.

RequestAnswerTime
initializeHTTP 200135 ms
initializedHTTP 20245 ms
tools/listHTTP 20098 ms
unknown-methodHTTP 20044 ms

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