osv-query-package

Query OSV.dev for all vulnerabilities affecting a package in a given

SERVERMeta Data Mcp SOURCEpypi:meta-data-mcp

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/io-github-derekslinz-meta-data-mcp/osv-query-package.md

WHAT IT DOES

What osv-query-package does on Meta Data Mcp

AI agents call osv-query-package to retrieve information from Meta Data Mcp without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why osv-query-package is rated Low

This tool retrieves vulnerability information from OSV.dev (a public open-source vulnerability database) without modifying data, triggering external actions, or causing side effects. It is a lookup/search operation that returns information about known vulnerabilities.

From the tool's definition Tool name 'osv-query-package' and description 'Query OSV.dev for all vulnerabilities affecting a package' indicate a read-only query operation against a public vulnerability database.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs osv-query-package safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Meta Data Mcp, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For osv-query-package, this is the rule to start with:

osv-query-package Allowed

osv-query-package is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "osv-query-package": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Meta Data Mcp, apply this rule, and every osv-query-package call is checked against it from then on.

FAQ

Questions about osv-query-package

What does the osv-query-package tool do? +

Query OSV.dev for all vulnerabilities affecting a package in a given. It is categorised as a Read tool in the Meta Data Mcp MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on osv-query-package? +

Register the Meta Data MCP server in PolicyLayer and add a rule for osv-query-package: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Meta Data Mcp. Nothing to install.

What risk level is osv-query-package? +

osv-query-package is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit osv-query-package? +

Yes. Add a rate_limit block to the osv-query-package rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.

How do I block osv-query-package completely? +

Set action: deny in the PolicyLayer policy for osv-query-package. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.

What MCP server provides osv-query-package? +

osv-query-package is provided by the Meta Data MCP server (pypi:meta-data-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

KEEP EXPLORING

More on Meta Data, and thousands of servers like it.

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All 396 Meta Data tools →

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claude_query on Claude Bridge → The MCP Attack Database →

Guides

Roll out MCP under one policy →Data exfiltration →MCP token cost →