Get a random Chuck Norris joke by category
AI agents call get-chuck-joke-by-category to retrieve information from Jokes MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This is a straightforward data retrieval tool. It queries a jokes database and returns read-only content (a Chuck Norris joke) based on a category parameter. There are no state changes, no code execution, no destructive operations, and no financial implications. This is a classic Read operation with minimal security risk.
From the tool's definition The tool 'get-chuck-joke-by-category' is described as 'Get a random Chuck Norris joke by category' — it retrieves and returns joke data without modifying, deleting, or executing any operations that could have side effects.
Attacks that exploit this kind of access
Get a random Chuck Norris joke by category. It is categorised as a Read tool in the Jokes MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Jokes MCP Server MCP server in PolicyLayer and add a rule for get-chuck-joke-by-category: 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 Jokes MCP Server. Nothing to install.
get-chuck-joke-by-category is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the get-chuck-joke-by-category 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.
Set action: deny in the PolicyLayer policy for get-chuck-joke-by-category. 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.
get-chuck-joke-by-category is provided by the Jokes MCP Server MCP server (renatoromao/collabdays-netherlands). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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