AI agents call get_flash_news to retrieve information from Sfc Data 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 and flash updates based on keyword search parameters. It is purely a data retrieval operation with no side effects—no data is created, modified, deleted, or executed. The blast radius of misuse is minimal; an AI agent could only retrieve potentially sensitive news information, which presents a low security risk. Classified as Read with low severity.
From the tool's definition Tool description indicates 'get flash news' (获取7*24快讯) for financial news with keyword search capability. The verb 'get' combined with 'retrieval' of news content with no modification, creation, deletion, or execution of external operations.
Attacks that exploit this kind of access
获取7*24快讯（财经快讯，可按关键词搜索）. It is categorised as a Read tool in the Sfc Data MCP Server, which means it retrieves data without modifying state.
Register the Sfc Data MCP server in PolicyLayer and add a rule for get_flash_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 Sfc Data. Nothing to install.
get_flash_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_flash_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_flash_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_flash_news is provided by the Sfc Data MCP server (yangxinagfeng123/sfc-data-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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