create-shared-mailbox-reply-all-draft
Create a draft to reply to the sender and all recipients of a message in either JSON or MIME format. When using JSON format: - Specify either a comment or the body property of the message parameter. Specifying both will return an HTTP 400 Bad Request error. - If the original message specifies a r...
This record as markdown: /tools/jo3zik-ms-365-mcp-server/create-shared-mailbox-reply-all-draft.md
What create-shared-mailbox-reply-all-draft does on Ms 365
AI agents use create-shared-mailbox-reply-all-draft to create or update resources in Ms 365, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Ms 365 environment.
| Parameter | Type | Required | Description |
|---|---|---|---|
body | object | Yes | |
userId | string | Yes | Value for the 'userId' path segment. Pass it under the name 'userId', not as 'id'. Use the 'id' field of the user object as returned by Microsoft Graph. |
confirm | boolean | — | For destructive operations when the confirm gate is enabled (MS365_MCP_REQUIRE_CONFIRM=true; off by default). Set to true only after the user has explicitly app |
messageId | string | Yes | Value for the 'messageId' path segment. Pass it under the name 'messageId', not as 'id'. Use the 'id' field of the message object as returned by Microsoft Graph |
includeHeaders | boolean | — | Include response headers (including ETag) in the response metadata |
excludeResponse | boolean | — | Exclude the full response body and only return success or failure indication |
Parameters from the server's own tool schema.
Why create-shared-mailbox-reply-all-draft is rated Medium
An AI agent can call create-shared-mailbox-reply-all-draft faster than any human can review: one bad instruction and it creates or modifies resources in Ms 365 by the hundred, each call as confident as the last.
Risk signalsAccepts raw HTML/template content (body)
Attacks that exploit this kind of access
The rule that runs create-shared-mailbox-reply-all-draft safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Ms 365, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For create-shared-mailbox-reply-all-draft, this is the rule to start with:
create-shared-mailbox-reply-all-draft 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 Ms 365, apply this rule, and every create-shared-mailbox-reply-all-draft call is checked against it from then on.
Questions about create-shared-mailbox-reply-all-draft
Create a draft to reply to the sender and all recipients of a message in either JSON or MIME format. When using JSON format: - Specify either a comment or the body property of the message parameter. Specifying both will return an HTTP 400 Bad Request error. - If the original message specifies a recipient in the replyTo property, per Internet Message Format (RFC 2822), you should send the reply to the recipients in the replyTo and toRecipients properties, and not the recipients in the from and toRecipients properties. - You can update the draft later to add reply content to the body or change other message properties. When using MIME format: - Provide the applicable Internet message headers and the MIME content, all encoded in base64 format in the request body. - Add any attachments and S/MIME properties to the MIME content. Send the draft message in a subsequent operation. Alternatively, reply-all to a message in a single action. It is categorised as a Write tool in the Ms 365 MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
create-shared-mailbox-reply-all-draft accepts 6 parameters: body, userId, confirm, messageId, includeHeaders, excludeResponse. Required: body, userId, messageId. The full parameter table on this page comes from the server's own tool schema.
Register the Ms 365 MCP server in PolicyLayer and add a rule for create-shared-mailbox-reply-all-draft: 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 Ms 365. Nothing to install.
create-shared-mailbox-reply-all-draft 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 create-shared-mailbox-reply-all-draft 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 create-shared-mailbox-reply-all-draft. 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.
create-shared-mailbox-reply-all-draft is provided by the Ms 365 MCP server (@jo3zik/ms-365-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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