High-risk tools in Cowork Bench
8 of the 433 tools in Cowork Bench 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_navigateExecuteNavigate to a URL
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browser_navigate_backExecuteGo back to the previous page
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browser_navigate_forwardExecuteGo forward to the next page
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browser_tab_newExecuteOpen a new tab
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browser_wait_forExecuteWait for text to appear or disappear or a specified time to pass
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canvas_start_quiz_attemptExecuteStart a new quiz attempt. Returns a quiz_submission object with
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channels_navigateListExecuteNavigate within an existing list session (prev/next page, jump to specific page)
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woo_system_tools_runExecuteRun a system tool
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.