Search for posts across Canny boards
AI agents call search_posts to retrieve information from Canny MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool performs a search operation to retrieve and query existing feedback posts. It does not create, modify, delete, or execute code. The blast radius of misuse is minimal—an agent could retrieve sensitive customer feedback but cannot alter or destroy data, make financial transactions, or trigger external operations. This is a straightforward Read operation.
From the tool's definition Tool name 'search_posts' and description 'Search for posts across Canny boards' indicate a query/retrieval operation with no side effects.
Attacks that exploit this kind of access
Search for posts across Canny boards. It is categorised as a Read tool in the Canny MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Canny MCP Server MCP server in PolicyLayer and add a rule for search_posts: 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 Canny MCP Server. Nothing to install.
search_posts 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 search_posts 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 search_posts. 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.
search_posts is provided by the Canny MCP Server MCP server (mailerlite/canny-mcp-server). 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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