Now Sdk Ext — the complete, unedited output of the deterministic mcptrustchecker engine v1.13.0, scanned . Every finding, capability tag and score component below is exactly what the engine produced — no AI, no post-processing.
{
"tool": {
"name": "mcptrustchecker",
"version": "1.13.0",
"methodologyVersion": "mcptrustchecker-1.13"
},
"target": {
"id": "@sonisoft/now-sdk-ext-mcp",
"source": {
"kind": "package",
"origin": "@sonisoft/now-sdk-ext-mcp"
},
"server": {
"name": "@sonisoft/now-sdk-ext-mcp"
}
},
"grade": "A",
"score": {
"score": 94,
"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": "high",
"label": "capability blast radius (high) — client exposure if the model is manipulated",
"appliedPenalty": 6
},
{
"kind": "client",
"term": "verification-discount",
"level": "source",
"label": "publisher verification (provenance) — cryptographic build provenance ties the artifact to its source",
"appliedPenalty": 0
},
{
"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-1.13"
},
"capability": {
"level": "high",
"reasons": [
"ingests untrusted external content (a prompt-injection entry point)",
"can execute shell commands or code"
],
"tags": [
"untrusted-input",
"code-exec"
]
},
"coverage": {
"level": "source",
"inputs": {
"toolSurface": true,
"implementationSource": true,
"packageMetadata": true,
"liveTransport": false
},
"caveats": [
"Tools were statically extracted from the published source (89 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-CAP-001",
"title": "Tool \"pull_script\" exposes command/code execution",
"category": "permissions",
"severity": "high",
"confidence": "strong",
"description": "Tool \"pull_script\" appears to run shell commands or evaluate code (parameter \"script\"). Arbitrary execution driven by model input is one of the most dangerous MCP capabilities; combined with any untrusted input it becomes RCE.",
"remediation": "Sandbox execution, allowlist commands/arguments, and never pass model output to a shell unescaped.",
"location": {
"kind": "tool",
"name": "pull_script"
},
"owasp": "LLM05:2025 Improper Output Handling",
"data": {
"tags": [
"code-exec"
]
}
},
{
"ruleId": "MTC-CAP-001",
"title": "Tool \"push_script\" exposes command/code execution",
"category": "permissions",
"severity": "high",
"confidence": "strong",
"description": "Tool \"push_script\" appears to run shell commands or evaluate code (parameter \"script\"). Arbitrary execution driven by model input is one of the most dangerous MCP capabilities; combined with any untrusted input it becomes RCE.",
"remediation": "Sandbox execution, allowlist commands/arguments, and never pass model output to a shell unescaped.",
"location": {
"kind": "tool",
"name": "push_script"
},
"owasp": "LLM05:2025 Improper Output Handling",
"data": {
"tags": [
"code-exec"
]
}
},
{
"ruleId": "MTC-FLOW-005",
"title": "Untrusted input can drive an external action",
"category": "exfiltration",
"severity": "medium",
"confidence": "strong",
"description": "Untrusted-input tools ([search_store_apps]) co-exist with external-action tools ([pull_script, push_script]). 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": "search_store_apps → pull_script"
},
"evidence": "untrusted [search_store_apps] → sinks [pull_script, push_script]",
"owasp": "LLM06:2025 Excessive Agency",
"references": [],
"data": {
"untrusted": [
"search_store_apps"
],
"sinks": [
"pull_script",
"push_script"
]
}
},
{
"ruleId": "MTC-CAP-006",
"title": "Unconstrained command parameter \"script_name\" on \"pull_script\"",
"category": "permissions",
"severity": "medium",
"confidence": "heuristic",
"description": "Tool \"pull_script\" takes a command-shaped parameter \"script_name\" with no enum/pattern constraint. Free-form, model- or attacker-controlled arguments reaching a shell is the command-injection precondition.",
"remediation": "Constrain the parameter (enum/pattern), or build the command from a fixed template with escaped args.",
"location": {
"kind": "tool",
"name": "pull_script",
"field": "inputSchema.properties.script_name"
},
"owasp": "LLM05:2025 Improper Output Handling",
"data": {
"param": "script_name"
}
},
{
"ruleId": "MTC-CAP-006",
"title": "Unconstrained command parameter \"script_type\" on \"pull_script\"",
"category": "permissions",
"severity": "medium",
"confidence": "heuristic",
"description": "Tool \"pull_script\" takes a command-shaped parameter \"script_type\" with no enum/pattern constraint. Free-form, model- or attacker-controlled arguments reaching a shell is the command-injection precondition.",
"remediation": "Constrain the parameter (enum/pattern), or build the command from a fixed template with escaped args.",
"location": {
"kind": "tool",
"name": "pull_script",
"field": "inputSchema.properties.script_type"
},
"owasp": "LLM05:2025 Improper Output Handling",
"data": {
"param": "script_type"
}
},
{
"ruleId": "MTC-CAP-006",
"title": "Unconstrained command parameter \"script_name\" on \"push_script\"",
"category": "permissions",
"severity": "medium",
"confidence": "heuristic",
"description": "Tool \"push_script\" takes a command-shaped parameter \"script_name\" with no enum/pattern constraint. Free-form, model- or attacker-controlled arguments reaching a shell is the command-injection precondition.",
"remediation": "Constrain the parameter (enum/pattern), or build the command from a fixed template with escaped args.",
"location": {
"kind": "tool",
"name": "push_script",
"field": "inputSchema.properties.script_name"
},
"owasp": "LLM05:2025 Improper Output Handling",
"data": {
"param": "script_name"
}
},
{
"ruleId": "MTC-CAP-006",
"title": "Unconstrained command parameter \"script_type\" on \"push_script\"",
"category": "permissions",
"severity": "medium",
"confidence": "heuristic",
"description": "Tool \"push_script\" takes a command-shaped parameter \"script_type\" with no enum/pattern constraint. Free-form, model- or attacker-controlled arguments reaching a shell is the command-injection precondition.",
"remediation": "Constrain the parameter (enum/pattern), or build the command from a fixed template with escaped args.",
"location": {
"kind": "tool",
"name": "push_script",
"field": "inputSchema.properties.script_type"
},
"owasp": "LLM05:2025 Improper Output Handling",
"data": {
"param": "script_type"
}
},
{
"ruleId": "MTC-CAP-005",
"title": "Mutating tool \"pull_script\" declares no destructiveHint",
"category": "hygiene",
"severity": "low",
"confidence": "heuristic",
"description": "Tool \"pull_script\" can mutate/egress but declares no destructiveHint. Clients that don't default to spec-safe behavior may not prompt before running it.",
"remediation": "Declare accurate annotations, and gate destructive tools on user confirmation regardless.",
"location": {
"kind": "tool",
"name": "pull_script"
},
"data": {
"tags": [
"code-exec"
]
}
},
{
"ruleId": "MTC-CAP-005",
"title": "Mutating tool \"push_script\" declares no destructiveHint",
"category": "hygiene",
"severity": "low",
"confidence": "heuristic",
"description": "Tool \"push_script\" can mutate/egress but declares no destructiveHint. Clients that don't default to spec-safe behavior may not prompt before running it.",
"remediation": "Declare accurate annotations, and gate destructive tools on user confirmation regardless.",
"location": {
"kind": "tool",
"name": "push_script"
},
"data": {
"tags": [
"code-exec"
]
}
}
],
"toxicFlows": [
{
"id": "flow-1",
"severity": "medium",
"confidence": "strong",
"untrustedInput": [
"search_store_apps"
],
"sensitiveSource": [],
"externalSink": [
"pull_script",
"push_script"
],
"selfContained": false,
"description": "Untrusted input can drive an external action even though no sensitive source is exposed."
}
],
"capabilities": [
{
"tool": "count_records",
"tags": [],
"reasons": {}
},
{
"tool": "aggregate_query",
"tags": [],
"reasons": {}
},
{
"tool": "aggregate_grouped",
"tags": [],
"reasons": {}
},
{
"tool": "get_app_details",
"tags": [],
"reasons": {}
},
{
"tool": "validate_app_install",
"tags": [],
"reasons": {}
},
{
"tool": "search_store_apps",
"tags": [
"untrusted-input"
],
"reasons": {
"untrusted-input": [
"keyword \"browse\""
]
}
},
{
"tool": "list_company_apps",
"tags": [],
"reasons": {}
},
{
"tool": "install_store_app",
"tags": [],
"reasons": {}
},
{
"tool": "update_store_app",
"tags": [],
"reasons": {}
},
{
"tool": "install_from_app_repo",
"tags": [],
"reasons": {}
},
{
"tool": "publish_to_app_repo",
"tags": [],
"reasons": {}
},
{
"tool": "run_atf_test",
"tags": [],
"reasons": {}
},
{
"tool": "run_atf_test_suite",
"tags": [],
"reasons": {}
},
{
"tool": "list_attachments",
"tags": [],
"reasons": {}
},
{
"tool": "get_attachment_info",
"tags": [],
"reasons": {}
},
{
"tool": "upload_attachment",
"tags": [],
"reasons": {}
},
{
"tool": "batch_create_records",
"tags": [],
"reasons": {}
},
{
"tool": "batch_update_records",
"tags": [],
"reasons": {}
},
{
"tool": "discover_table_behavior",
"tags": [],
"reasons": {}
},
{
"tool": "get_behavior_details",
"tags": [],
"reasons": {}
},
{
"tool": "list_catalog_items",
"tags": [],
"reasons": {}
},
{
"tool": "get_catalog_item",
"tags": [],
"reasons": {}
},
{
"tool": "list_catalog_categories",
"tags": [],
"reasons": {}
},
{
"tool": "get_catalog_category",
"tags": [],
"reasons": {}
},
{
"tool": "list_catalog_item_variables",
"tags": [],
"reasons": {}
},
{
"tool": "submit_catalog_request",
"tags": [],
"reasons": {}
},
{
"tool": "get_cmdb_relationships",
"tags": [],
"reasons": {}
},
{
"tool": "traverse_cmdb_graph",
"tags": [],
"reasons": {}
},
{
"tool": "code_search",
"tags": [],
"reasons": {}
},
{
"tool": "list_code_search_groups",
"tags": [],
"reasons": {}
},
{
"tool": "list_code_search_tables",
"tags": [],
"reasons": {}
},
{
"tool": "add_code_search_table",
"tags": [],
"reasons": {}
},
{
"tool": "list_instance_tables",
"tags": [],
"reasons": {}
},
{
"tool": "list_plugins",
"tags": [],
"reasons": {}
},
{
"tool": "execute_script",
"tags": [],
"reasons": {}
},
{
"tool": "find_atf_tests",
"tags": [],
"reasons": {}
},
{
"tool": "execute_flow",
"tags": [],
"reasons": {}
},
{
"tool": "execute_subflow",
"tags": [],
"reasons": {}
},
{
"tool": "execute_action",
"tags": [],
"reasons": {}
},
{
"tool": "get_flow_context_status",
"tags": [],
"reasons": {}
},
{
"tool": "get_flow_outputs",
"tags": [],
"reasons": {}
},
{
"tool": "get_flow_error",
"tags": [],
"reasons": {}
},
{
"tool": "cancel_flow",
"tags": [],
"reasons": {}
},
{
"tool": "test_flow",
"tags": [],
"reasons": {}
},
{
"tool": "copy_flow",
"tags": [],
"reasons": {}
},
{
"tool": "get_flow_execution_details",
"tags": [],
"reasons": {}
},
{
"tool": "get_flow_logs",
"tags": [],
"reasons": {}
},
{
"tool": "check_instance_health",
"tags": [],
"reasons": {}
},
{
"tool": "list_knowledge_bases",
"tags": [],
"reasons": {}
},
{
"tool": "get_knowledge_base",
"tags": [],
"reasons": {}
},
{
"tool": "list_kb_categories",
"tags": [],
"reasons": {}
},
{
"tool": "create_kb_category",
"tags": [],
"reasons": {}
},
{
"tool": "list_kb_articles",
"tags": [],
"reasons": {}
},
{
"tool": "get_kb_article",
"tags": [],
"reasons": {}
},
{
"tool": "create_kb_article",
"tags": [],
"reasons": {}
},
{
"tool": "update_kb_article",
"tags": [],
"reasons": {}
},
{
"tool": "publish_kb_article",
"tags": [],
"reasons": {}
},
{
"tool": "lookup_app",
"tags": [],
"reasons": {}
},
{
"tool": "lookup_columns",
"tags": [],
"reasons": {}
},
{
"tool": "lookup_table",
"tags": [],
"reasons": {}
},
{
"tool": "query_update_records",
"tags": [],
"reasons": {}
},
{
"tool": "query_delete_records",
"tags": [],
"reasons": {}
},
{
"tool": "query_syslog",
"tags": [],
"reasons": {}
},
{
"tool": "query_table",
"tags": [],
"reasons": {}
},
{
"tool": "discover_table_schema",
"tags": [],
"reasons": {}
},
{
"tool": "explain_field",
"tags": [],
"reasons": {}
},
{
"tool": "validate_catalog",
"tags": [],
"reasons": {}
},
{
"tool": "get_current_scope",
"tags": [],
"reasons": {}
},
{
"tool": "set_current_scope",
"tags": [],
"reasons": {}
},
{
"tool": "list_scoped_apps",
"tags": [],
"reasons": {}
},
{
"tool": "pull_script",
"tags": [
"code-exec"
],
"reasons": {
"code-exec": [
"parameter \"script\""
]
}
},
{
"tool": "push_script",
"tags": [
"code-exec"
],
"reasons": {
"code-exec": [
"parameter \"script\""
]
}
},
{
"tool": "add_task_comment",
"tags": [],
"reasons": {}
},
{
"tool": "assign_task",
"tags": [],
"reasons": {}
},
{
"tool": "resolve_incident",
"tags": [],
"reasons": {}
},
{
"tool": "close_incident",
"tags": [],
"reasons": {}
},
{
"tool": "approve_change",
"tags": [],
"reasons": {}
},
{
"tool": "find_task",
"tags": [],
"reasons": {}
},
{
"tool": "list_tool_packages",
"tags": [],
"reasons": {}
},
{
"tool": "get_current_update_set",
"tags": [],
"reasons": {}
},
{
"tool": "list_update_sets",
"tags": [],
"reasons": {}
},
{
"tool": "create_update_set",
"tags": [],
"reasons": {}
},
{
"tool": "set_current_update_set",
"tags": [],
"reasons": {}
},
{
"tool": "inspect_update_set",
"tags": [],
"reasons": {}
},
{
"tool": "clone_update_set",
"tags": [],
"reasons": {}
},
{
"tool": "move_update_set_records",
"tags": [],
"reasons": {}
},
{
"tool": "create_workflow",
"tags": [],
"reasons": {}
},
{
"tool": "export_record_xml",
"tags": [],
"reasons": {}
},
{
"tool": "import_records_xml",
"tags": [],
"reasons": {}
}
],
"surfaceDigest": "7842077b6db32c6f8fa83afa1aa57387b18545c634b6d74f00f888d1be3eaa2d",
"stats": {
"tools": 89,
"prompts": 0,
"resources": 0,
"findingsBySeverity": {
"critical": 0,
"high": 2,
"medium": 5,
"low": 2,
"info": 0
}
}
}