This record as markdown: /tools/instantkom-mcp-server/update-setting.md
What update_setting does on instantKOM MCP Server
AI agents use update_setting to create or update resources in instantKOM MCP Server, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your instantKOM MCP Server environment.
Why update_setting is rated Medium
The tool updates settings, which is a reversible write operation. Without knowing the specific setting type, the severity is medium—updates could affect system behavior, access controls, or user experience, but are not inherently destructive, financial, or dangerous like Execute would be. Confidence is moderate because the description is vague and does not specify which settings can be modified or their blast radius.
From the tool's definition Tool name 'update_setting' and description 'Update a specific setting' indicate modification of configuration data without deletion or financial impact.
Attacks that exploit this kind of access
The rule that runs update_setting safely
PolicyLayer is an MCP gateway: it sits between your AI agents and instantKOM MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For update_setting, this is the rule to start with:
update_setting 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.
The button opens the PolicyLayer dashboard: create your workspace, connect instantKOM MCP Server, apply this rule, and every update_setting call is checked against it from then on.
Questions about update_setting
Update a specific setting. It is categorised as a Write tool in the instantKOM MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the instantKOM MCP Server MCP server in PolicyLayer and add a rule for update_setting: 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 instantKOM MCP Server. Nothing to install.
update_setting is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the update_setting 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 update_setting. 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.
update_setting is provided by the instantKOM MCP Server MCP server (instantkom/mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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