This record as markdown: /tools/1021143806-napcat-mcp/get-forward-msg.md
What get_forward_msg does on NapCat MCP Server
AI agents call get_forward_msg to retrieve information from NapCat MCP Server without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why get_forward_msg is rated Low
This tool retrieves or queries forward message data without modifying, deleting, or executing operations. It has no side effects on the system state. The minimal blast radius if misused is limited to information disclosure of message data already accessible to the bot account.
From the tool's definition Tool name 'get_forward_msg' indicates a retrieval operation. Description 'Get forward message' explicitly uses the verb 'Get', which is a read-only data retrieval action.
Attacks that exploit this kind of access
The rule that runs get_forward_msg safely
PolicyLayer is an MCP gateway: it sits between your AI agents and NapCat MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For get_forward_msg, this is the rule to start with:
get_forward_msg is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect NapCat MCP Server, apply this rule, and every get_forward_msg call is checked against it from then on.
Questions about get_forward_msg
Get forward message. It is categorised as a Read tool in the NapCat MCP Server MCP Server, which means it retrieves data without modifying state.
Register the NapCat MCP Server MCP server in PolicyLayer and add a rule for get_forward_msg: 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 NapCat MCP Server. Nothing to install.
get_forward_msg 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_forward_msg 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_forward_msg. 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_forward_msg is provided by the NapCat MCP Server MCP server (1021143806/napcat_mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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