Create a new Notion page
AI agents use notion_create_page to create or update resources in Notion MCP Server — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Notion MCP Server environment.
Creating a new page is a reversible write operation that modifies workspace state by adding content. It does not execute arbitrary code, delete data irreversibly, or move money. The severity is medium because an agent could create many unwanted pages or inject misleading content into a workspace, but the action is easily undone by deletion.
From the tool's definition Tool name is 'notion_create_page' and description states 'Create a new Notion page' — this creates new data in the workspace.
Attacks that exploit this kind of access
Create a new Notion page. It is categorised as a Write tool in the Notion MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Notion MCP Server MCP server in PolicyLayer and add a rule for notion_create_page: 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 Notion MCP Server. Nothing to install.
notion_create_page 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 notion_create_page 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 notion_create_page. 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.
notion_create_page is provided by the Notion MCP Server MCP server (shameerpc5029/notion-mcp). 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.
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