Get latest stock market news from CafeF (cafef.vn). Scrapes and returns comprehensive market news, analysis, and updates from Vietnam
AI agents call get_cafef_market_news to retrieve information from VN Stock API MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool only retrieves and aggregates publicly available market news from CafeF. It performs no state changes, executes no code, and has no destructive or financial impact. The verb 'returns' and 'scrapes' indicate a read-only operation that queries external data sources and presents the results.
From the tool's definition Tool description states it 'Scrapes and returns comprehensive market news, analysis, and updates' — purely retrieving data from a public market news source with no creation, modification, deletion, or execution of commands.
Attacks that exploit this kind of access
Get latest stock market news from CafeF (cafef.vn). Scrapes and returns comprehensive market news, analysis, and updates from Vietnam. It is categorised as a Read tool in the VN Stock API MCP Server MCP Server, which means it retrieves data without modifying state.
Register the VN Stock API MCP Server MCP server in PolicyLayer and add a rule for get_cafef_market_news: 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 VN Stock API MCP Server. Nothing to install.
get_cafef_market_news 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_cafef_market_news 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_cafef_market_news. 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_cafef_market_news is provided by the VN Stock API MCP Server MCP server (long0308/vn-stock-api-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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