outlook_reply_to_message
Reply to an email message. Can reply to sender only or reply all.
This record as markdown: /tools/sagemcp-sagemcp/outlook-reply-to-message.md
What outlook_reply_to_message does on Sage MCP
AI agents use outlook_reply_to_message to create or update resources in Sage MCP, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Sage MCP environment.
Why outlook_reply_to_message is rated Medium
Sending a reply to an email is a Write action — it creates a new message in an email thread. While it has external effects (recipients receive the email), it is not irreversible in the destructive sense (no data is deleted), not financial, and not arbitrary code execution. The 'reply all' option increases blast radius since it can send to many recipients unintentionally, justifying a medium severity.
From the tool's definition Reply to an email message. Can reply to sender only or reply all.
Attacks that exploit this kind of access
The rule that runs outlook_reply_to_message safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Sage MCP, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For outlook_reply_to_message, this is the rule to start with:
outlook_reply_to_message 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 Sage MCP, apply this rule, and every outlook_reply_to_message call is checked against it from then on.
Questions about outlook_reply_to_message
Reply to an email message. Can reply to sender only or reply all. It is categorised as a Write tool in the Sage MCP MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Sage MCP server in PolicyLayer and add a rule for outlook_reply_to_message: 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 Sage MCP. Nothing to install.
outlook_reply_to_message 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 outlook_reply_to_message 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 outlook_reply_to_message. 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.
outlook_reply_to_message is provided by the Sage MCP server (sagemcp/sagemcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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