High-risk tools in Web-curl MCP Server
3 of the 7 tools in Web-curl MCP Server are classified as high risk. This page profiles those tools specifically, with recommended policy actions and the attack patterns that target them.
Every operation listed below is an action PolicyLayer recommends controlling at the transport layer. Open any tool to see the full profile, risk score, and YAML policy snippet.
Tools at high risk
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browser_flowExecuteOne-call browser workflow: (optional) open URL → (optional) actions → return ONE result (snapshot/screenshot/links/console/network). Use this for almost all browser tasks to avo...
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fetch_apiExecutePerforms a standard REST API request. Supports custom methods, headers, and request bodies. Responses are truncated to a specified limit to prevent context overflow.
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browser_closeExecuteImmediately terminates the browser process and closes all open tabs. Note: the browser also auto-closes after 15 minutes of inactivity.
Attacks that target this class
High-risk tools in any server share these documented attack patterns. Each links to the full case and the defensive policy.