Sentinel — the complete, unedited output of the deterministic mcptrustchecker engine v1.9.0, scanned . Every finding, capability tag and score component below is exactly what the engine produced — no AI, no post-processing.
{
"tool": {
"name": "mcptrustchecker",
"version": "1.9.0",
"methodologyVersion": "mcptrustchecker-1.9"
},
"target": {
"id": "mcp-server-sentinel",
"source": {
"kind": "package",
"origin": "mcp-server-sentinel"
},
"server": {
"name": "mcp-server-sentinel"
}
},
"grade": "A",
"score": {
"score": 96,
"threatScore": 100,
"grade": "A",
"band": "A",
"categorySubtotals": {
"injection": 0,
"exfiltration": 0,
"permissions": 0,
"supply-chain": 0,
"network": 0,
"hygiene": 0
},
"vector": [
{
"kind": "client",
"term": "capability-exposure",
"level": "moderate",
"label": "capability blast radius (moderate) — client exposure if the model is manipulated",
"appliedPenalty": 3
},
{
"kind": "client",
"term": "verification-discount",
"level": "repo",
"label": "publisher verification (public source) — no provenance, but the source is public and inspectable",
"appliedPenalty": 1
},
{
"kind": "client",
"term": "coverage-honesty",
"level": "source",
"label": "inspection depth (source) — how much of the target the scan could see",
"appliedPenalty": 0
}
],
"gatesFired": [],
"methodologyVersion": "mcptrustchecker-1.9"
},
"capability": {
"level": "moderate",
"reasons": [
"ingests untrusted external content (a prompt-injection entry point)",
"can send data / act on an external service"
],
"tags": [
"untrusted-input",
"external-sink"
]
},
"coverage": {
"level": "source",
"inputs": {
"toolSurface": true,
"implementationSource": true,
"packageMetadata": true,
"liveTransport": false
},
"caveats": [
"Tools were statically extracted from the published source (36 recovered), not enumerated from a running server. Tool-poisoning, Unicode-smuggling, capability and toxic-flow analysis ran on this inferred surface, but a mis-parsed registration could be missed or mis-attributed, so tool-derived findings are capped below “confirmed”. To grade the real runtime surface, scan the running server: --command \"npx -y <package>\"."
]
},
"findings": [
{
"ruleId": "MTC-FLOW-005",
"title": "Untrusted input can drive an external action",
"category": "exfiltration",
"severity": "medium",
"confidence": "strong",
"description": "Untrusted-input tools ([get_backtest_result, okx_orderbook, list_strategies]) co-exist with external-action tools ([create_payment_link]). A prompt injection could cause unwanted external actions, though no direct sensitive-data leak path was found.",
"remediation": "Require confirmation for state-changing/egress actions triggered after processing untrusted content.",
"location": {
"kind": "flow",
"name": "get_backtest_result → create_payment_link"
},
"evidence": "untrusted [get_backtest_result, okx_orderbook, list_strategies] → sinks [create_payment_link]",
"owasp": "LLM06:2025 Excessive Agency",
"references": [],
"data": {
"untrusted": [
"get_backtest_result",
"okx_orderbook",
"list_strategies"
],
"sinks": [
"create_payment_link"
]
}
}
],
"toxicFlows": [
{
"id": "flow-1",
"severity": "medium",
"confidence": "strong",
"untrustedInput": [
"get_backtest_result",
"okx_orderbook",
"list_strategies"
],
"sensitiveSource": [],
"externalSink": [
"create_payment_link"
],
"selfContained": false,
"description": "Untrusted input can drive an external action even though no sensitive source is exposed."
}
],
"capabilities": [
{
"tool": "run_backtest",
"tags": [],
"reasons": {}
},
{
"tool": "get_backtest_result",
"tags": [
"untrusted-input"
],
"reasons": {
"untrusted-input": [
"keyword \"fetch\""
]
}
},
{
"tool": "list_backtests",
"tags": [],
"reasons": {}
},
{
"tool": "cancel_backtest",
"tags": [],
"reasons": {}
},
{
"tool": "list_bots",
"tags": [],
"reasons": {}
},
{
"tool": "create_bot",
"tags": [],
"reasons": {}
},
{
"tool": "get_bot",
"tags": [],
"reasons": {}
},
{
"tool": "start_bot",
"tags": [],
"reasons": {}
},
{
"tool": "stop_bot",
"tags": [],
"reasons": {}
},
{
"tool": "delete_bot",
"tags": [],
"reasons": {}
},
{
"tool": "get_bot_performance",
"tags": [],
"reasons": {}
},
{
"tool": "pause_bot",
"tags": [],
"reasons": {}
},
{
"tool": "recover_bot",
"tags": [],
"reasons": {}
},
{
"tool": "get_bot_trades",
"tags": [],
"reasons": {}
},
{
"tool": "list_exchanges",
"tags": [],
"reasons": {}
},
{
"tool": "get_account_info",
"tags": [],
"reasons": {}
},
{
"tool": "get_plan_info",
"tags": [],
"reasons": {}
},
{
"tool": "create_payment_link",
"tags": [
"external-sink"
],
"reasons": {
"external-sink": [
"keyword \"webhook\""
]
}
},
{
"tool": "create_crypto_invoice",
"tags": [],
"reasons": {}
},
{
"tool": "verify_payment",
"tags": [],
"reasons": {}
},
{
"tool": "okx_orderbook",
"tags": [
"untrusted-input"
],
"reasons": {
"untrusted-input": [
"keyword \"fetch\""
]
}
},
{
"tool": "okx_funding_rate",
"tags": [],
"reasons": {}
},
{
"tool": "okx_set_leverage",
"tags": [],
"reasons": {}
},
{
"tool": "okx_positions",
"tags": [],
"reasons": {}
},
{
"tool": "okx_algo_order",
"tags": [],
"reasons": {}
},
{
"tool": "okx_market_overview",
"tags": [],
"reasons": {}
},
{
"tool": "build_strategy",
"tags": [],
"reasons": {}
},
{
"tool": "run_grid_backtest",
"tags": [],
"reasons": {}
},
{
"tool": "get_grid_status",
"tags": [],
"reasons": {}
},
{
"tool": "get_grid_results",
"tags": [],
"reasons": {}
},
{
"tool": "get_analysis",
"tags": [],
"reasons": {}
},
{
"tool": "get_analysis_history",
"tags": [],
"reasons": {}
},
{
"tool": "get_signals",
"tags": [],
"reasons": {}
},
{
"tool": "list_strategies",
"tags": [
"untrusted-input"
],
"reasons": {
"untrusted-input": [
"keyword \"browse\""
]
}
},
{
"tool": "get_strategy_detail",
"tags": [],
"reasons": {}
},
{
"tool": "subscribe_strategy",
"tags": [],
"reasons": {}
}
],
"surfaceDigest": "d39743227da399edb03b5e3a21151da45e73c523d1cc872d11cfa2420843202a",
"stats": {
"tools": 36,
"prompts": 0,
"resources": 0,
"findingsBySeverity": {
"critical": 0,
"high": 0,
"medium": 1,
"low": 0,
"info": 0
}
}
}