Critical-risk tools in ServiceNow MCP Server
9 of the 415 tools in ServiceNow MCP Server are classified as critical 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 critical risk
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cmdb_reconcileDestructiveAct on duplicate, stale, or orphan CIs — merge, retire, or remove (requires CMDB_WRITE_ENABLED). Supports dry_run mode.
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delete_attachmentDestructiveDelete an attachment from a record (requires WRITE_ENABLED=true)
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delete_recordDestructiveDelete a record from any ServiceNow table (requires WRITE_ENABLED=true). Pass dry_run=true to preview the record that would be deleted without deleting it.
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delete_system_propertyDestructiveDelete a system property by name. **[Write]**
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delete_uib_pageDestructiveDelete a UI Builder page. **[Write]**
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remove_user_from_groupDestructiveRemove a user from a group (requires WRITE_ENABLED=true)
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rollback_changesDestructiveDelete a set of previously-created records, e.g. the rollback_token returned by bulk_create_records. Requires WRITE_ENABLED=true.
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rollback_deploymentDestructiveRollback a deployment by reverting an update set. **[Write]**
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order_catalog_itemFinancialOrder a service catalog item (requires WRITE_ENABLED=true)
Attacks that target this class
Critical-risk tools in any server share these documented attack patterns. Each links to the full case and the defensive policy.