discord_fetch_webhook_message_by_token
Fetch a specific webhook message by token
This record as markdown: /tools/arrrnmp-discord-mcp/discord-fetch-webhook-message-by-token.md
What discord_fetch_webhook_message_by_token does on Discord
AI agents call discord_fetch_webhook_message_by_token to retrieve information from Discord without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why discord_fetch_webhook_message_by_token is rated Low
This tool retrieves a specific webhook message using a token for authentication. It performs a read-only query operation that does not modify, delete, or execute anything. The action is passive data retrieval, placing it in the Read category with low severity since successful misuse only exposes existing message content without broader impact.
From the tool's definition Tool description states 'Fetch a specific webhook message by token' — fetch is a retrieval operation with no side effects.
Attacks that exploit this kind of access
The rule that runs discord_fetch_webhook_message_by_token safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Discord, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For discord_fetch_webhook_message_by_token, this is the rule to start with:
discord_fetch_webhook_message_by_token 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 Discord, apply this rule, and every discord_fetch_webhook_message_by_token call is checked against it from then on.
Questions about discord_fetch_webhook_message_by_token
Fetch a specific webhook message by token. It is categorised as a Read tool in the Discord MCP Server, which means it retrieves data without modifying state.
Register the Discord MCP server in PolicyLayer and add a rule for discord_fetch_webhook_message_by_token: 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 Discord. Nothing to install.
discord_fetch_webhook_message_by_token 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 discord_fetch_webhook_message_by_token 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 discord_fetch_webhook_message_by_token. 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.
discord_fetch_webhook_message_by_token is provided by the Discord MCP server (arrrnmp/discord-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
More on Discord, and thousands of servers like it.
This server
Across the catalogue