High-risk tools in Fleet
10 of the 132 tools in Fleet 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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fleet_install_softwareExecute 5/5Install software on a specific host
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fleet_lock_deviceExecute 5/5Lock an MDM-enrolled device remotely
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fleet_lock_hostExecute 5/5Lock a host device remotely
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fleet_query_hostExecute 4/5Run an ad-hoc live query against a specific host
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fleet_query_host_by_identifierExecute 4/5Run a live query by hostname, UUID, or serial
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fleet_refetch_hostExecute 3/5Force a host to refetch and update its data
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fleet_run_batch_scriptExecute 5/5Run a script on multiple hosts simultaneously
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fleet_run_live_query_with_resultsExecute 5/5Execute a live query and collect results from hosts
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fleet_run_saved_queryExecute 4/5Run a saved query against hosts
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fleet_run_scriptExecute 5/5Run a script on a specific host
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.
More on Fleet
Enforce policy on Fleet
One command generates a policy scaffold for every server in your MCP config.
npx -y @policylayer/intercept init