AI agents call common_mcp_mistakes to retrieve information from MCPify without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool provides access to learning materials and best practices documentation. It retrieves and displays information about common mistakes to help developers. There are no write, execute, destructive, or financial operations involved—it is purely informational access with no capability to modify systems, execute code, or cause side effects.
From the tool's definition Tool name 'common_mcp_mistakes' and description 'Learn from common MCP development mistakes' indicate retrieval of documentation/educational content.
Attacks that exploit this kind of access
Learn from common MCP development mistakes. It is categorised as a Read tool in the MCPify MCP Server, which means it retrieves data without modifying state.
Register the MCPify MCP server in PolicyLayer and add a rule for common_mcp_mistakes: 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 MCPify. Nothing to install.
common_mcp_mistakes 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 common_mcp_mistakes 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 common_mcp_mistakes. 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.
common_mcp_mistakes is provided by the MCPify MCP server (sancovp/mcpify). 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.
Teams ship this data inside their own products. See what a licence covers →