Scrape/retrieve all contacts from a specific list with full details including emails, titles, companies, etc.
AI agents call get_list_contacts to retrieve information from Apollo Io MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool performs data retrieval from Apollo.io's B2B sales database. While the action itself is a safe read operation, the severity is elevated to 'medium' rather than 'low' because: (1) it accesses sensitive PII (personal email addresses, job titles, company information) at scale ('all contacts'), (2) bulk contact data could be misused for spam, phishing, or social engineering if an AI agent maliciously retrieves…
From the tool's definition Tool description states 'Scrape/retrieve all contacts from a specific list with full details including emails, titles, companies, etc.' — retrieval operation with no modification or deletion indicated. 'Retrieve' and 'scrape' are read operations.
Attacks that exploit this kind of access
Scrape/retrieve all contacts from a specific list with full details including emails, titles, companies, etc. It is categorised as a Read tool in the Apollo Io MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Apollo Io MCP Server MCP server in PolicyLayer and add a rule for get_list_contacts: 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 Apollo Io MCP Server. Nothing to install.
get_list_contacts 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_list_contacts 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_list_contacts. 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_list_contacts is provided by the Apollo Io MCP Server MCP server (masridigital/apollo.io-mcp). 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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