Critical-risk tools in Nubra MCP Server
4 of the 78 tools in Nubra 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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cancel_uat_orderDestructiveCancel a single existing order through Nubra UAT only. PROD trading is strictly blocked.
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logoutDestructiveClear the active Nubra authentication session from the MCP server.
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place_uat_orderFinancialPlace a single order through Nubra UAT only. Use preview_uat_order first to show a table-style confirmation. PROD trading is strictly blocked.
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square_off_uat_positionFinancialSquare off an open position through Nubra UAT only. PROD trading is strictly blocked.
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.