gmail_list_attachments
List attachments (filename, type, size) of a Gmail message
This record as markdown: /tools/io-github-alifanov-scopegate/gmail-list-attachments.md
What gmail_list_attachments does on ScopeGate
AI agents call gmail_list_attachments to retrieve information from ScopeGate without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why gmail_list_attachments is rated Low
This tool retrieves metadata about attachments in a Gmail message. It performs only a read operation—querying and returning information about existing attachments without creating, modifying, deleting, or executing any operations. The blast radius is limited to exposure of email metadata.
From the tool's definition Tool name 'gmail_list_attachments' and description 'List attachments (filename, type, size) of a Gmail message' indicate retrieval of metadata without modification. The action is listing/querying only.
Attacks that exploit this kind of access
The rule that runs gmail_list_attachments safely
PolicyLayer is an MCP gateway: it sits between your AI agents and ScopeGate, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For gmail_list_attachments, this is the rule to start with:
gmail_list_attachments is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect ScopeGate, apply this rule, and every gmail_list_attachments call is checked against it from then on.
Questions about gmail_list_attachments
List attachments (filename, type, size) of a Gmail message. It is categorised as a Read tool in the ScopeGate MCP Server, which means it retrieves data without modifying state.
Register the ScopeGate MCP server in PolicyLayer and add a rule for gmail_list_attachments: 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 ScopeGate. Nothing to install.
gmail_list_attachments 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 gmail_list_attachments 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 gmail_list_attachments. 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.
gmail_list_attachments is provided by the ScopeGate MCP server (https://scopegate.dev/api/mcp/{api_key}). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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