Ableton — 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": "ableton-mcp-server",
"source": {
"kind": "package",
"origin": "ableton-mcp-server"
},
"server": {
"name": "ableton-mcp-server"
}
},
"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": [
"can execute shell commands or code"
],
"tags": [
"code-exec"
]
},
"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-SRC-002",
"title": "Shell/command execution in server code (src/ableton_mcp/connection.py)",
"category": "permissions",
"severity": "high",
"confidence": "strong",
"description": "In the server's implementation (`src/ableton_mcp/connection.py:27`): Spawning a shell/process is command-execution capability; with unsanitized tool input it is command injection / RCE. This is read from the code itself — not from the tool description — so a poisoned server cannot hide it behind honest-looking metadata.",
"remediation": "Review this call path: confirm it never receives unsanitized tool input, constrain it, or remove it. Treat a server whose code reaches these sinks as high-capability regardless of what its tools claim.",
"location": {
"kind": "server",
"name": "src/ableton_mcp/connection.py"
},
"evidence": "result = subprocess.run( [\"ip\", \"route\", \"show\", \"default\"], capt",
"owasp": "LLM05:2025 Improper Output Handling",
"data": {
"rule": "MTC-SRC-002",
"file": "src/ableton_mcp/connection.py",
"line": 27,
"nonRuntime": false
}
},
{
"ruleId": "MTC-SRC-002",
"title": "Shell/command execution in server code (src/ableton_mcp/tools/export.py)",
"category": "permissions",
"severity": "high",
"confidence": "strong",
"description": "In the server's implementation (`src/ableton_mcp/tools/export.py:49`): Spawning a shell/process is command-execution capability; with unsanitized tool input it is command injection / RCE. This is read from the code itself — not from the tool description — so a poisoned server cannot hide it behind honest-looking metadata.",
"remediation": "Review this call path: confirm it never receives unsanitized tool input, constrain it, or remove it. Treat a server whose code reaches these sinks as high-capability regardless of what its tools claim.",
"location": {
"kind": "server",
"name": "src/ableton_mcp/tools/export.py"
},
"evidence": "y: result = subprocess.run( [\"cmd.exe\", \"/c\", \"where\", \"ffmpeg\"], capture_ou",
"owasp": "LLM05:2025 Improper Output Handling",
"data": {
"rule": "MTC-SRC-002",
"file": "src/ableton_mcp/tools/export.py",
"line": 49,
"nonRuntime": false
}
}
],
"toxicFlows": [],
"capabilities": [
{
"tool": "application_test",
"tags": [],
"reasons": {}
},
{
"tool": "application_get_version",
"tags": [],
"reasons": {}
},
{
"tool": "application_get_api_version",
"tags": [],
"reasons": {}
},
{
"tool": "application_reload",
"tags": [],
"reasons": {}
},
{
"tool": "application_get_log_level",
"tags": [],
"reasons": {}
},
{
"tool": "application_set_log_level",
"tags": [],
"reasons": {}
},
{
"tool": "application_show_message",
"tags": [],
"reasons": {}
},
{
"tool": "browser_scan_packs_from_disk",
"tags": [],
"reasons": {}
},
{
"tool": "browser_list_packs",
"tags": [],
"reasons": {}
},
{
"tool": "browser_list_pack_contents",
"tags": [],
"reasons": {}
},
{
"tool": "browser_search",
"tags": [],
"reasons": {}
},
{
"tool": "browser_search_and_load",
"tags": [],
"reasons": {}
},
{
"tool": "browser_search_by_type",
"tags": [],
"reasons": {}
},
{
"tool": "browser_search_in_packs",
"tags": [],
"reasons": {}
},
{
"tool": "browser_load_item",
"tags": [],
"reasons": {}
},
{
"tool": "browser_list_instruments",
"tags": [],
"reasons": {}
},
{
"tool": "browser_list_audio_effects",
"tags": [],
"reasons": {}
},
{
"tool": "browser_list_midi_effects",
"tags": [],
"reasons": {}
},
{
"tool": "browser_list_drums",
"tags": [],
"reasons": {}
},
{
"tool": "browser_list_sounds",
"tags": [],
"reasons": {}
},
{
"tool": "browser_generate_local_cache",
"tags": [],
"reasons": {}
},
{
"tool": "clip_get_name",
"tags": [],
"reasons": {}
},
{
"tool": "clip_set_name",
"tags": [],
"reasons": {}
},
{
"tool": "clip_fire",
"tags": [],
"reasons": {}
},
{
"tool": "clip_stop",
"tags": [],
"reasons": {}
},
{
"tool": "clip_get_length",
"tags": [],
"reasons": {}
},
{
"tool": "clip_get_is_midi_clip",
"tags": [],
"reasons": {}
},
{
"tool": "clip_get_is_audio_clip",
"tags": [],
"reasons": {}
},
{
"tool": "clip_get_is_playing",
"tags": [],
"reasons": {}
},
{
"tool": "clip_get_playing_position",
"tags": [],
"reasons": {}
},
{
"tool": "clip_get_color",
"tags": [],
"reasons": {}
},
{
"tool": "clip_set_color",
"tags": [],
"reasons": {}
},
{
"tool": "clip_get_color_index",
"tags": [],
"reasons": {}
},
{
"tool": "clip_set_color_index",
"tags": [],
"reasons": {}
},
{
"tool": "clip_get_notes",
"tags": [],
"reasons": {}
},
{
"tool": "clip_add_notes",
"tags": [],
"reasons": {}
},
{
"tool": "clip_remove_notes",
"tags": [],
"reasons": {}
},
{
"tool": "clip_get_loop_start",
"tags": [],
"reasons": {}
},
{
"tool": "clip_set_loop_start",
"tags": [],
"reasons": {}
},
{
"tool": "clip_get_loop_end",
"tags": [],
"reasons": {}
},
{
"tool": "clip_set_loop_end",
"tags": [],
"reasons": {}
},
{
"tool": "clip_get_looping",
"tags": [],
"reasons": {}
},
{
"tool": "clip_set_looping",
"tags": [],
"reasons": {}
},
{
"tool": "clip_duplicate_loop",
"tags": [],
"reasons": {}
},
{
"tool": "clip_get_start_time",
"tags": [],
"reasons": {}
},
{
"tool": "clip_set_start_time",
"tags": [],
"reasons": {}
},
{
"tool": "clip_get_end_time",
"tags": [],
"reasons": {}
},
{
"tool": "clip_set_end_time",
"tags": [],
"reasons": {}
},
{
"tool": "clip_get_start_marker",
"tags": [],
"reasons": {}
},
{
"tool": "clip_set_start_marker",
"tags": [],
"reasons": {}
},
{
"tool": "clip_get_end_marker",
"tags": [],
"reasons": {}
},
{
"tool": "clip_set_end_marker",
"tags": [],
"reasons": {}
},
{
"tool": "clip_get_muted",
"tags": [],
"reasons": {}
},
{
"tool": "clip_set_muted",
"tags": [],
"reasons": {}
},
{
"tool": "clip_get_launch_mode",
"tags": [],
"reasons": {}
},
{
"tool": "clip_set_launch_mode",
"tags": [],
"reasons": {}
},
{
"tool": "clip_get_launch_quantization",
"tags": [],
"reasons": {}
},
{
"tool": "clip_set_launch_quantization",
"tags": [],
"reasons": {}
},
{
"tool": "clip_get_position",
"tags": [],
"reasons": {}
},
{
"tool": "clip_set_position",
"tags": [],
"reasons": {}
},
{
"tool": "clip_get_warp_mode",
"tags": [],
"reasons": {}
},
{
"tool": "clip_set_warp_mode",
"tags": [],
"reasons": {}
},
{
"tool": "clip_get_warping",
"tags": [],
"reasons": {}
},
{
"tool": "clip_set_warping",
"tags": [],
"reasons": {}
},
{
"tool": "clip_get_pitch_coarse",
"tags": [],
"reasons": {}
},
{
"tool": "clip_set_pitch_coarse",
"tags": [],
"reasons": {}
},
{
"tool": "clip_get_pitch_fine",
"tags": [],
"reasons": {}
},
{
"tool": "clip_set_pitch_fine",
"tags": [],
"reasons": {}
},
{
"tool": "clip_get_gain",
"tags": [],
"reasons": {}
},
{
"tool": "clip_set_gain",
"tags": [],
"reasons": {}
},
{
"tool": "clip_get_sample_length",
"tags": [],
"reasons": {}
},
{
"tool": "clip_get_file_path",
"tags": [],
"reasons": {}
},
{
"tool": "clip_get_ram_mode",
"tags": [],
"reasons": {}
},
{
"tool": "clip_set_ram_mode",
"tags": [],
"reasons": {}
},
{
"tool": "clip_get_velocity_amount",
"tags": [],
"reasons": {}
},
{
"tool": "clip_set_velocity_amount",
"tags": [],
"reasons": {}
},
{
"tool": "clip_get_legato",
"tags": [],
"reasons": {}
},
{
"tool": "clip_set_legato",
"tags": [],
"reasons": {}
},
{
"tool": "clip_get_is_recording",
"tags": [],
"reasons": {}
},
{
"tool": "clip_get_is_overdubbing",
"tags": [],
"reasons": {}
},
{
"tool": "clip_get_will_record_on_start",
"tags": [],
"reasons": {}
},
{
"tool": "clip_get_has_groove",
"tags": [],
"reasons": {}
},
{
"tool": "clip_slot_has_clip",
"tags": [],
"reasons": {}
},
{
"tool": "clip_slot_create_clip",
"tags": [],
"reasons": {}
},
{
"tool": "clip_slot_delete_clip",
"tags": [],
"reasons": {}
},
{
"tool": "clip_slot_fire",
"tags": [],
"reasons": {}
},
{
"tool": "clip_slot_stop",
"tags": [],
"reasons": {}
},
{
"tool": "clip_slot_get_is_playing",
"tags": [],
"reasons": {}
},
{
"tool": "clip_slot_get_is_triggered",
"tags": [],
"reasons": {}
},
{
"tool": "clip_slot_get_is_recording",
"tags": [],
"reasons": {}
},
{
"tool": "clip_slot_get_has_stop_button",
"tags": [],
"reasons": {}
},
{
"tool": "clip_slot_set_has_stop_button",
"tags": [],
"reasons": {}
},
{
"tool": "clip_slot_duplicate_clip_to",
"tags": [],
"reasons": {}
},
{
"tool": "device_get_name",
"tags": [],
"reasons": {}
},
{
"tool": "device_get_class_name",
"tags": [],
"reasons": {}
},
{
"tool": "device_get_type",
"tags": [],
"reasons": {}
},
{
"tool": "device_get_is_active",
"tags": [],
"reasons": {}
},
{
"tool": "device_set_is_active",
"tags": [],
"reasons": {}
},
{
"tool": "device_set_enabled",
"tags": [],
"reasons": {}
},
{
"tool": "device_get_num_parameters",
"tags": [],
"reasons": {}
},
{
"tool": "device_get_parameter_value",
"tags": [],
"reasons": {}
},
{
"tool": "device_set_parameter_value",
"tags": [],
"reasons": {}
},
{
"tool": "device_set_parameter",
"tags": [],
"reasons": {}
},
{
"tool": "device_get_parameter_name",
"tags": [],
"reasons": {}
},
{
"tool": "device_get_parameter_min",
"tags": [],
"reasons": {}
},
{
"tool": "device_get_parameter_max",
"tags": [],
"reasons": {}
},
{
"tool": "device_get_parameter_value_string",
"tags": [],
"reasons": {}
},
{
"tool": "device_get_parameters",
"tags": [],
"reasons": {}
},
{
"tool": "device_get_parameters_names",
"tags": [],
"reasons": {}
},
{
"tool": "device_get_parameters_values",
"tags": [],
"reasons": {}
},
{
"tool": "device_set_parameters_values",
"tags": [],
"reasons": {}
},
{
"tool": "device_get_parameters_mins",
"tags": [],
"reasons": {}
},
{
"tool": "device_get_parameters_maxs",
"tags": [],
"reasons": {}
},
{
"tool": "device_get_parameters_is_quantized",
"tags": [],
"reasons": {}
},
{
"tool": "song_execute",
"tags": [],
"reasons": {}
},
{
"tool": "song_execute_info",
"tags": [],
"reasons": {}
},
{
"tool": "export_list_audio_devices",
"tags": [],
"reasons": {}
},
{
"tool": "song_get_duration_seconds",
"tags": [],
"reasons": {}
},
{
"tool": "song_export_audio",
"tags": [],
"reasons": {}
},
{
"tool": "export_test_audio_capture",
"tags": [],
"reasons": {}
},
{
"tool": "midimap_map_cc",
"tags": [],
"reasons": {}
},
{
"tool": "scene_get_name",
"tags": [],
"reasons": {}
},
{
"tool": "scene_set_name",
"tags": [],
"reasons": {}
},
{
"tool": "scene_fire",
"tags": [],
"reasons": {}
},
{
"tool": "scene_fire_as_selected",
"tags": [],
"reasons": {}
},
{
"tool": "scene_fire_selected",
"tags": [],
"reasons": {}
},
{
"tool": "scene_get_color",
"tags": [],
"reasons": {}
},
{
"tool": "scene_set_color",
"tags": [],
"reasons": {}
},
{
"tool": "scene_get_color_index",
"tags": [],
"reasons": {}
},
{
"tool": "scene_set_color_index",
"tags": [],
"reasons": {}
},
{
"tool": "scene_get_tempo",
"tags": [],
"reasons": {}
},
{
"tool": "scene_set_tempo",
"tags": [],
"reasons": {}
},
{
"tool": "scene_get_tempo_enabled",
"tags": [],
"reasons": {}
},
{
"tool": "scene_set_tempo_enabled",
"tags": [],
"reasons": {}
},
{
"tool": "scene_get_time_signature_numerator",
"tags": [],
"reasons": {}
},
{
"tool": "scene_set_time_signature_numerator",
"tags": [],
"reasons": {}
},
{
"tool": "scene_get_time_signature_denominator",
"tags": [],
"reasons": {}
},
{
"tool": "scene_set_time_signature_denominator",
"tags": [],
"reasons": {}
},
{
"tool": "scene_get_time_signature_enabled",
"tags": [],
"reasons": {}
},
{
"tool": "scene_set_time_signature_enabled",
"tags": [],
"reasons": {}
},
{
"tool": "scene_get_is_triggered",
"tags": [],
"reasons": {}
},
{
"tool": "scene_get_is_empty",
"tags": [],
"reasons": {}
},
{
"tool": "song_get_tempo",
"tags": [],
"reasons": {}
},
{
"tool": "song_set_tempo",
"tags": [],
"reasons": {}
},
{
"tool": "song_play",
"tags": [],
"reasons": {}
},
{
"tool": "song_stop",
"tags": [],
"reasons": {}
},
{
"tool": "song_continue_playing",
"tags": [],
"reasons": {}
},
{
"tool": "song_get_is_playing",
"tags": [],
"reasons": {}
},
{
"tool": "song_get_signature_numerator",
"tags": [],
"reasons": {}
},
{
"tool": "song_set_signature_numerator",
"tags": [],
"reasons": {}
},
{
"tool": "song_get_signature_denominator",
"tags": [],
"reasons": {}
},
{
"tool": "song_set_signature_denominator",
"tags": [],
"reasons": {}
},
{
"tool": "song_get_num_tracks",
"tags": [],
"reasons": {}
},
{
"tool": "song_get_num_scenes",
"tags": [],
"reasons": {}
},
{
"tool": "song_get_song_length",
"tags": [],
"reasons": {}
},
{
"tool": "song_get_current_song_time",
"tags": [],
"reasons": {}
},
{
"tool": "song_set_current_song_time",
"tags": [],
"reasons": {}
},
{
"tool": "song_get_beat",
"tags": [],
"reasons": {}
},
{
"tool": "song_get_metronome",
"tags": [],
"reasons": {}
},
{
"tool": "song_set_metronome",
"tags": [],
"reasons": {}
},
{
"tool": "song_get_record_mode",
"tags": [],
"reasons": {}
},
{
"tool": "song_set_record_mode",
"tags": [],
"reasons": {}
},
{
"tool": "song_get_loop",
"tags": [],
"reasons": {}
},
{
"tool": "song_set_loop",
"tags": [],
"reasons": {}
},
{
"tool": "song_get_loop_start",
"tags": [],
"reasons": {}
},
{
"tool": "song_set_loop_start",
"tags": [],
"reasons": {}
},
{
"tool": "song_get_loop_length",
"tags": [],
"reasons": {}
},
{
"tool": "song_set_loop_length",
"tags": [],
"reasons": {}
},
{
"tool": "song_undo",
"tags": [],
"reasons": {}
},
{
"tool": "song_redo",
"tags": [],
"reasons": {}
},
{
"tool": "song_can_undo",
"tags": [],
"reasons": {}
},
{
"tool": "song_can_redo",
"tags": [],
"reasons": {}
},
{
"tool": "song_clear_all_tracks",
"tags": [],
"reasons": {}
},
{
"tool": "song_create_midi_track",
"tags": [],
"reasons": {}
},
{
"tool": "song_create_audio_track",
"tags": [],
"reasons": {}
},
{
"tool": "song_create_return_track",
"tags": [],
"reasons": {}
},
{
"tool": "song_delete_track",
"tags": [],
"reasons": {}
},
{
"tool": "song_delete_return_track",
"tags": [],
"reasons": {}
},
{
"tool": "song_duplicate_track",
"tags": [],
"reasons": {}
},
{
"tool": "song_create_scene",
"tags": [],
"reasons": {}
},
{
"tool": "song_delete_scene",
"tags": [],
"reasons": {}
},
{
"tool": "song_duplicate_scene",
"tags": [],
"reasons": {}
},
{
"tool": "song_get_groove_amount",
"tags": [],
"reasons": {}
},
{
"tool": "song_set_groove_amount",
"tags": [],
"reasons": {}
},
{
"tool": "song_get_midi_recording_quantization",
"tags": [],
"reasons": {}
},
{
"tool": "song_set_midi_recording_quantization",
"tags": [],
"reasons": {}
},
{
"tool": "song_get_clip_trigger_quantization",
"tags": [],
"reasons": {}
},
{
"tool": "song_set_clip_trigger_quantization",
"tags": [],
"reasons": {}
},
{
"tool": "song_trigger_session_record",
"tags": [],
"reasons": {}
},
{
"tool": "song_get_session_record",
"tags": [],
"reasons": {}
},
{
"tool": "song_set_session_record",
"tags": [],
"reasons": {}
},
{
"tool": "song_get_session_record_status",
"tags": [],
"reasons": {}
},
{
"tool": "song_get_arrangement_overdub",
"tags": [],
"reasons": {}
},
{
"tool": "song_set_arrangement_overdub",
"tags": [],
"reasons": {}
},
{
"tool": "song_get_punch_in",
"tags": [],
"reasons": {}
},
{
"tool": "song_set_punch_in",
"tags": [],
"reasons": {}
},
{
"tool": "song_get_punch_out",
"tags": [],
"reasons": {}
},
{
"tool": "song_set_punch_out",
"tags": [],
"reasons": {}
},
{
"tool": "song_tap_tempo",
"tags": [],
"reasons": {}
},
{
"tool": "song_jump_by",
"tags": [],
"reasons": {}
}
],
"surfaceDigest": "417cbcc48acb185e19f48d749769018a8864a7f5dfdce47994f68c0de537202e",
"stats": {
"tools": 200,
"prompts": 0,
"resources": 0,
"findingsBySeverity": {
"critical": 0,
"high": 2,
"medium": 0,
"low": 0,
"info": 0
}
}
}