Rhino3dm — 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": "rhino3dm-mcp",
"source": {
"kind": "package",
"origin": "rhino3dm-mcp"
},
"server": {
"name": "rhino3dm-mcp"
}
},
"grade": "A",
"score": {
"score": 93,
"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": "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-1.13"
},
"capability": {
"level": "high",
"reasons": [
"ingests untrusted external content (a prompt-injection entry point)",
"can send data / act on an external service",
"can create, modify or delete files",
"reads sensitive or local data",
"has a read → egress path (a data-exfiltration surface)",
"untrusted-input, sensitive-source and egress co-exist across tools (toxic-flow surface)"
],
"tags": [
"untrusted-input",
"sensitive-source",
"external-sink",
"file-write"
]
},
"coverage": {
"level": "source",
"inputs": {
"toolSurface": true,
"implementationSource": true,
"packageMetadata": true,
"liveTransport": false
},
"caveats": [
"Tools were statically extracted from the published source (200 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-002",
"title": "Completed toxic-flow trifecta across tools",
"category": "exfiltration",
"severity": "critical",
"confidence": "strong",
"description": "This server (without client built-ins) exposes a complete data-exfiltration chain: rhino_bim_pset_get → rhino_viewport_image → rhino_drawing_sheet_create. Untrusted input is ingested, private data is read, and it can be sent to an external sink via the agent composing the tools (→). Static analysis proves the primitive exists, not that a specific run will occur.",
"remediation": "Remove one leg of the trifecta: isolate untrusted-input tools from secret-reading tools and from egress tools, or require human approval between them.",
"location": {
"kind": "flow",
"name": "rhino_bim_pset_get → rhino_viewport_image → rhino_drawing_sheet_create"
},
"owasp": "LLM02:2025 Sensitive Information Disclosure",
"references": [],
"data": {
"untrusted": [
"rhino_bim_pset_get",
"rhino_get_module_functions"
],
"sources": [
"rhino_viewport_image"
],
"sinks": [
"rhino_drawing_sheet_create",
"rhino_export_step",
"rhino_export_iges",
"rhino_export_dxf"
],
"path": [
"rhino_bim_pset_get",
"rhino_viewport_image",
"rhino_drawing_sheet_create"
],
"edges": [
{
"from": "rhino_bim_pset_get",
"to": "rhino_viewport_image",
"kind": "agent-mediated"
},
{
"from": "rhino_viewport_image",
"to": "rhino_drawing_sheet_create",
"kind": "agent-mediated"
}
],
"wired": false
}
},
{
"ruleId": "MTC-CAP-002",
"title": "Tool \"gh_save_file\" can modify the filesystem",
"category": "permissions",
"severity": "medium",
"confidence": "strong",
"description": "Tool \"gh_save_file\" can write, overwrite or delete files (keyword \"save_file\" in tool name). Verify it is scoped to a safe directory.",
"remediation": "Constrain file operations to an explicit, non-sensitive root; reject path traversal.",
"location": {
"kind": "tool",
"name": "gh_save_file"
},
"data": {
"tags": [
"file-write"
]
}
},
{
"ruleId": "MTC-CAP-005",
"title": "Mutating tool \"gh_save_file\" declares no destructiveHint",
"category": "hygiene",
"severity": "low",
"confidence": "heuristic",
"description": "Tool \"gh_save_file\" 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": "gh_save_file"
},
"data": {
"tags": [
"file-write"
]
}
}
],
"toxicFlows": [
{
"id": "flow-1",
"severity": "critical",
"confidence": "strong",
"untrustedInput": [
"rhino_bim_pset_get",
"rhino_get_module_functions"
],
"sensitiveSource": [
"rhino_viewport_image"
],
"externalSink": [
"rhino_drawing_sheet_create",
"rhino_export_step",
"rhino_export_iges",
"rhino_export_dxf"
],
"selfContained": false,
"path": [
"rhino_bim_pset_get",
"rhino_viewport_image",
"rhino_drawing_sheet_create"
],
"pathWired": false,
"description": "A cross-tool exfiltration chain exists: rhino_bim_pset_get → rhino_viewport_image → rhino_drawing_sheet_create."
}
],
"capabilities": [
{
"tool": "rhino_area",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_volume",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_bounding_box",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_distance",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_curvature_analysis",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_draft_angle",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_zebra",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_section",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_contour",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_probe_intersection",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_text_dot",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_text",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_annotation_north_arrow",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_annotation_scale_bar",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_annotation_revision_cloud",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_annotation_callout",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_dimension_linear",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_dimension_aligned",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_dimension_angular",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_leader",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_hatch",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_clipping_plane",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_annotation_dimension_style",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_batch_modify",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_batch_call",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_export_ifc",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_import_ifc",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_export_gbxml",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_bim_metadata_set",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_bim_pset_get",
"tags": [
"untrusted-input"
],
"reasons": {
"untrusted-input": [
"keyword \"read_pr\""
]
}
},
{
"tool": "rhino_bim_pset_set",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_bim_pset_delete",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_block_define",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_block_insert",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_block_list",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_block_explode",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_block_redefine",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_bridge_list_instances",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_bridge_select_instance",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_place_grid",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_stack_floors",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_scatter",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_replicate_along_curve",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_get_control_points",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_set_control_points",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_curve_length",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_curve_point_at",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_curve_split",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_bend",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_twist",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_taper",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_flow_along_curve",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_view_set",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_zoom_extent",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_named_view_save",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_display_mode_set",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_turntable",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_zoom_object",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_zoom_layer",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_viewport_image",
"tags": [
"sensitive-source"
],
"reasons": {
"sensitive-source": [
"keyword \"dump\""
]
}
},
{
"tool": "rhino_document_units_get",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_document_units_set",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_tolerance_get",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_tolerance_set",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_origin_set",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_document_settings",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_drawing_sheet_create",
"tags": [
"external-sink"
],
"reasons": {
"external-sink": [
"keyword \"export_to\""
]
}
},
{
"tool": "rhino_drawing_view_place",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_drawing_section_cut",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_drawing_title_block_add",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_drawing_export_pdf",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_sun_position",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_sun_path",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_shadow_project",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_direct_irradiance",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_solar_exposure_estimate",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_dup_edge",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_dup_border",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_isocurve",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_make2d",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_surface_normal_at",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_surface_developable_score",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_attractor_displace_points",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_smooth_polyline",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_uv_grid_panels",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_panel_planarity",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_panel_curvature_classify",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_skin_from_sections",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_section_at_axis",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_point",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_line",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_polyline",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_arc",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_circle",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_ellipse",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_rectangle",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_polygon",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_helix",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_spiral",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_nurbs_curve",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_interpolate_curve",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_rebuild_curve",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_validate_brep",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_report_mesh_health",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_curve_continuity",
"tags": [],
"reasons": {}
},
{
"tool": "gh_open_file",
"tags": [],
"reasons": {}
},
{
"tool": "gh_save_file",
"tags": [
"file-write"
],
"reasons": {
"file-write": [
"keyword \"save_file\" in tool name"
]
}
},
{
"tool": "gh_new_canvas",
"tags": [],
"reasons": {}
},
{
"tool": "gh_run",
"tags": [],
"reasons": {}
},
{
"tool": "gh_reset",
"tags": [],
"reasons": {}
},
{
"tool": "gh_preview_toggle",
"tags": [],
"reasons": {}
},
{
"tool": "gh_bake_to_rhino",
"tags": [],
"reasons": {}
},
{
"tool": "gh_add_component",
"tags": [],
"reasons": {}
},
{
"tool": "gh_connect_components",
"tags": [],
"reasons": {}
},
{
"tool": "gh_connect_many",
"tags": [],
"reasons": {}
},
{
"tool": "gh_delete_component",
"tags": [],
"reasons": {}
},
{
"tool": "gh_component_list",
"tags": [],
"reasons": {}
},
{
"tool": "gh_cluster_create",
"tags": [],
"reasons": {}
},
{
"tool": "gh_cluster_expand",
"tags": [],
"reasons": {}
},
{
"tool": "gh_plugin_list",
"tags": [],
"reasons": {}
},
{
"tool": "gh_components_search",
"tags": [],
"reasons": {}
},
{
"tool": "gh_data_tree_get",
"tags": [],
"reasons": {}
},
{
"tool": "gh_data_tree_set",
"tags": [],
"reasons": {}
},
{
"tool": "gh_get_parameter",
"tags": [],
"reasons": {}
},
{
"tool": "gh_set_parameter",
"tags": [],
"reasons": {}
},
{
"tool": "gh_set_slider",
"tags": [],
"reasons": {}
},
{
"tool": "gh_set_panel",
"tags": [],
"reasons": {}
},
{
"tool": "gh_set_toggle",
"tags": [],
"reasons": {}
},
{
"tool": "gh_place_slider",
"tags": [],
"reasons": {}
},
{
"tool": "gh_template_list",
"tags": [],
"reasons": {}
},
{
"tool": "gh_load_template",
"tags": [],
"reasons": {}
},
{
"tool": "gh_bind_template_parameter",
"tags": [],
"reasons": {}
},
{
"tool": "gh_run_template",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_undo",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_redo",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_open",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_save",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_export_obj",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_export_stl",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_import",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_export_step",
"tags": [
"external-sink"
],
"reasons": {
"external-sink": [
"keyword \"export_to\""
]
}
},
{
"tool": "rhino_export_iges",
"tags": [
"external-sink"
],
"reasons": {
"external-sink": [
"keyword \"export_to\""
]
}
},
{
"tool": "rhino_export_dxf",
"tags": [
"external-sink"
],
"reasons": {
"external-sink": [
"keyword \"export_to\""
]
}
},
{
"tool": "rhino_screenshot",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_layer_create",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_layer_delete",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_layer_set_color",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_layer_set_material",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_object_move_to_layer",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_object_select",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_object_delete",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_group",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_material_create",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_material_assign",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_material_preset_list",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_material_preset_create",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_render_viewport",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_environment_set",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_mesh_box",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_mesh_from_surface",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_mesh_from_brep",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_weld_mesh",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_unweld_mesh",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_reduce_mesh",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_mesh_boolean_union",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_mesh_boolean_difference",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_rebuild_surface",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_surface_from_points",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_unroll",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_surface_closest_point",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_evaluate_surface",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_panelize_surface",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_create_uv_grid",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_panel_frames",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_list_objects",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_object_info",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_document_summary",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_layer_list",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_get_selected_objects",
"tags": [],
"reasons": {}
},
{
"tool": "rhino_get_user_text",
"tags": [],
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