set_content_control_value

Update the value/text of a content control by its tag.

SERVERDocx SOURCEsecurityronin/docx-mcp

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/securityronin-docx-mcp/set-content-control-value.md

WHAT IT DOES

What set_content_control_value does on Docx

AI agents use set_content_control_value 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.

RISK

Why set_content_control_value is rated Medium

This tool creates or modifies document data (updating content control values) in a reversible manner. It is a Write operation, not Read (no retrieval-only), not Execute (no code execution or external operations), not Destructive (changes are reversible), and not Financial.

From the tool's definition Tool name 'set_content_control_value' and description 'Update the value/text of a content control' indicate modification of existing document content.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs set_content_control_value 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 set_content_control_value, this is the rule to start with:

set_content_control_value Rate-limited

set_content_control_value 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": {
    "set_content_control_value": {
      "limits": [
        {
          "counter": "set_content_control_value_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 Docx, apply this rule, and every set_content_control_value call is checked against it from then on.

FAQ

Questions about set_content_control_value

What does the set_content_control_value tool do? +

Update the value/text of a content control by its tag. 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.

How do I enforce a policy on set_content_control_value? +

Register the Docx MCP server in PolicyLayer and add a rule for set_content_control_value: 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.

What risk level is set_content_control_value? +

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

Can I rate-limit set_content_control_value? +

Yes. Add a rate_limit block to the set_content_control_value 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 set_content_control_value completely? +

Set action: deny in the PolicyLayer policy for set_content_control_value. 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 set_content_control_value? +

set_content_control_value 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.

KEEP EXPLORING

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