get_email_content
AI agents call get_email_content to retrieve information from JMAP MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves email content without modifying, deleting, or executing operations. It queries existing data with no side effects. The empty description reduces confidence slightly, but the naming convention and context of sibling read-only tools clearly indicate a data retrieval function.
From the tool's definition Tool name 'get_email_content' indicates retrieval of email message content. Sibling tools 'get_mailboxes' and 'search_emails' further confirm this server performs read-only JMAP email operations.
Attacks that exploit this kind of access
get_email_content. It is categorised as a Read tool in the JMAP MCP Server MCP Server, which means it retrieves data without modifying state.
Register the JMAP MCP Server MCP server in PolicyLayer and add a rule for get_email_content: 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 JMAP MCP Server. Nothing to install.
get_email_content is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the get_email_content 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 get_email_content. 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.
get_email_content is provided by the JMAP MCP Server MCP server (jahfer/jmap-mcp-server). 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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