manage_webhooks

A write tool on the Supabase MCP Server - Self-Hosted Edition MCP server.

SERVERSupabase MCP Server - Self-Hosted Edition SOURCEabdqum/supabase-mcp-selfhosted

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/abdqum-supabase-mcp-selfhosted/manage-webhooks.md

WHAT IT DOES

What manage_webhooks does on Supabase MCP Server - Self-Hosted Edition

AI agents use manage_webhooks to create or update resources in Supabase MCP Server - Self-Hosted Edition, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Supabase MCP Server - Self-Hosted Edition environment.

RISK

Why manage_webhooks is rated Medium

Webhook management typically enables creation or modification of event handlers and external integrations, which constitutes reversible Write operations. However, without explicit description details, confidence is moderate.

From the tool's definition Tool name 'manage_webhooks' with empty description; context shows it operates within Supabase's webhook infrastructure for event-driven operations. Webhook management involves creating, updating, or modifying webhook configurations and endpoints.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs manage_webhooks safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Supabase MCP Server - Self-Hosted Edition, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For manage_webhooks, this is the rule to start with:

manage_webhooks Rate-limited

manage_webhooks stays usable, but capped: an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "manage_webhooks": {
      "limits": [
        {
          "counter": "manage_webhooks_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Supabase MCP Server - Self-Hosted Edition, apply this rule, and every manage_webhooks call is checked against it from then on.

FAQ

Questions about manage_webhooks

What does the manage_webhooks tool do? +

manage_webhooks is a write tool on the Supabase MCP Server - Self-Hosted Edition MCP server. It is categorised as a Write tool in the Supabase MCP Server - Self-Hosted Edition MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on manage_webhooks? +

Register the Supabase MCP Server - Self-Hosted Edition MCP server in PolicyLayer and add a rule for manage_webhooks: 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 Supabase MCP Server - Self-Hosted Edition. Nothing to install.

What risk level is manage_webhooks? +

manage_webhooks is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit manage_webhooks? +

Yes. Add a rate_limit block to the manage_webhooks 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.

How do I block manage_webhooks completely? +

Set action: deny in the PolicyLayer policy for manage_webhooks. 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.

What MCP server provides manage_webhooks? +

manage_webhooks is provided by the Supabase MCP Server - Self-Hosted Edition MCP server (abdqum/supabase-mcp-selfhosted). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

KEEP EXPLORING

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