This record as markdown: /tools/securityronin-docx-mcp/insert-text.md
What insert_text does on Docx
AI agents use insert_text to create or update resources in Docx, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Docx environment.
Why insert_text is rated Medium
insert_text creates or modifies document content (text insertion), which is characteristic of Write operations. It is reversible (text can be deleted or replaced), distinguishing it from Destructive. The blast radius is medium because inserting text into the wrong location could corrupt document structure or overwrite intended content, but the operation itself is undoable.
From the tool's definition Tool name 'insert_text' indicates insertion of text content into a document. Sibling tools on the same server (add_comment, add_bookmark, add_content_control, add_endnote) are clearly Write operations that create or modify document content.
Attacks that exploit this kind of access
The rule that runs insert_text safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Docx, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For insert_text, this is the rule to start with:
insert_text 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 Docx, apply this rule, and every insert_text call is checked against it from then on.
Questions about insert_text
insert_text is a write tool on the Docx MCP server. It is categorised as a Write tool in the Docx MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Docx MCP server in PolicyLayer and add a rule for insert_text: 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 Docx. Nothing to install.
insert_text 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 insert_text 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 insert_text. 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.
insert_text is provided by the Docx MCP server (securityronin/docx-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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