get_wallstreetcn_news
AI agents call get_wallstreetcn_news to retrieve information from FNewsCrawler without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves financial news from Wall Street China (wallstreetcn), a read-only operation with no side effects. No data is modified, deleted, or financial transactions are initiated. Severity is low because retrieving public financial news poses minimal risk even if misused by an AI agent.
From the tool's definition Tool name 'get_wallstreetcn_news' indicates retrieval of news content. Description is empty, but context from sibling tools (get_ak_news_cctv, get_ak_stock_news_em, etc.) and server description ('提供实时财经资讯' - provides real-time financial information) confirms…
Attacks that exploit this kind of access
get_wallstreetcn_news. It is categorised as a Read tool in the FNewsCrawler MCP Server, which means it retrieves data without modifying state.
Register the FNewsCrawler MCP server in PolicyLayer and add a rule for get_wallstreetcn_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 FNewsCrawler. Nothing to install.
get_wallstreetcn_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_wallstreetcn_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_wallstreetcn_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_wallstreetcn_news is provided by the FNewsCrawler MCP server (noimank/fnewscrawler). 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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