Triple-click at the given coordinates (select a line of text).
AI agents invoke computer_triple_click to trigger actions in Computer Use MCP Server. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call — builds kicked off, notifications sent, workflows started.
This tool performs a physical UI interaction (triple-click) on a desktop environment, which is an external operation that triggers UI events. While its stated purpose is text selection, it executes a real mouse action on screen that could interact with any UI element at those coordinates. It falls under Execute as it triggers external operations whose effects depend on arguments (the coordinates).
From the tool's definition Triple-click at the given coordinates (select a line of text)
Attacks that exploit this kind of access
Triple-click at the given coordinates (select a line of text). It is categorised as a Execute tool in the Computer Use MCP Server MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.
Register the Computer Use MCP Server MCP server in PolicyLayer and add a rule for computer_triple_click: 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 Computer Use MCP Server. Nothing to install.
computer_triple_click is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.
Yes. Add a rate_limit block to the computer_triple_click 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 computer_triple_click. 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.
computer_triple_click is provided by the Computer Use MCP Server MCP server (sebastianbaltes/claude_code_computer_use_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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