Unity — 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": "unity-mcp-server",
"source": {
"kind": "package",
"origin": "unity-mcp-server"
},
"server": {
"name": "unity-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 (134 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 \"search_project\" exposes command/code execution",
"category": "permissions",
"severity": "high",
"confidence": "strong",
"description": "Tool \"search_project\" 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": "search_project"
},
"owasp": "LLM05:2025 Improper Output Handling",
"data": {
"tags": [
"code-exec"
]
}
},
{
"ruleId": "MTC-CAP-001",
"title": "Tool \"get_script_public_api\" exposes command/code execution",
"category": "permissions",
"severity": "high",
"confidence": "strong",
"description": "Tool \"get_script_public_api\" 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": "get_script_public_api"
},
"owasp": "LLM05:2025 Improper Output Handling",
"data": {
"tags": [
"code-exec"
]
}
},
{
"ruleId": "MTC-CAP-006",
"title": "Unconstrained command parameter \"script_pattern\" on \"search_project\"",
"category": "permissions",
"severity": "medium",
"confidence": "heuristic",
"description": "Tool \"search_project\" takes a command-shaped parameter \"script_pattern\" 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": "search_project",
"field": "inputSchema.properties.script_pattern"
},
"owasp": "LLM05:2025 Improper Output Handling",
"data": {
"param": "script_pattern"
}
},
{
"ruleId": "MTC-CAP-006",
"title": "Unconstrained command parameter \"script_path\" on \"get_script_public_api\"",
"category": "permissions",
"severity": "medium",
"confidence": "heuristic",
"description": "Tool \"get_script_public_api\" takes a command-shaped parameter \"script_path\" 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": "get_script_public_api",
"field": "inputSchema.properties.script_path"
},
"owasp": "LLM05:2025 Improper Output Handling",
"data": {
"param": "script_path"
}
},
{
"ruleId": "MTC-CAP-005",
"title": "Mutating tool \"search_project\" declares no destructiveHint",
"category": "hygiene",
"severity": "low",
"confidence": "heuristic",
"description": "Tool \"search_project\" 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": "search_project"
},
"data": {
"tags": [
"code-exec"
]
}
},
{
"ruleId": "MTC-CAP-005",
"title": "Mutating tool \"get_script_public_api\" declares no destructiveHint",
"category": "hygiene",
"severity": "low",
"confidence": "heuristic",
"description": "Tool \"get_script_public_api\" 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": "get_script_public_api"
},
"data": {
"tags": [
"code-exec"
]
}
},
{
"ruleId": "MTC-SUP-012",
"title": "Package has no license",
"category": "hygiene",
"severity": "info",
"confidence": "strong",
"description": "\"unity-mcp-server\" has no declared license. This is a legal/reuse concern, not a security finding.",
"location": {
"kind": "package",
"name": "unity-mcp-server"
}
}
],
"toxicFlows": [],
"capabilities": [
{
"tool": "get_project_info",
"tags": [],
"reasons": {}
},
{
"tool": "list_build_scenes",
"tags": [],
"reasons": {}
},
{
"tool": "read_agent_docs",
"tags": [],
"reasons": {}
},
{
"tool": "get_player_settings",
"tags": [],
"reasons": {}
},
{
"tool": "list_packages",
"tags": [],
"reasons": {}
},
{
"tool": "get_quality_settings",
"tags": [],
"reasons": {}
},
{
"tool": "get_scripting_defines",
"tags": [],
"reasons": {}
},
{
"tool": "list_assemblies",
"tags": [],
"reasons": {}
},
{
"tool": "get_assembly_for_path",
"tags": [],
"reasons": {}
},
{
"tool": "list_scripts_by_assembly",
"tags": [],
"reasons": {}
},
{
"tool": "list_asmdef_references",
"tags": [],
"reasons": {}
},
{
"tool": "list_scripts",
"tags": [],
"reasons": {}
},
{
"tool": "find_scripts_by_content",
"tags": [],
"reasons": {}
},
{
"tool": "list_all_scenes",
"tags": [],
"reasons": {}
},
{
"tool": "get_scene_summary",
"tags": [],
"reasons": {}
},
{
"tool": "get_scene_components_by_type",
"tags": [],
"reasons": {}
},
{
"tool": "get_scene_objects_by_tag",
"tags": [],
"reasons": {}
},
{
"tool": "get_all_components_by_type",
"tags": [],
"reasons": {}
},
{
"tool": "get_scene_hierarchy_flat",
"tags": [],
"reasons": {}
},
{
"tool": "get_lighting_scene_info",
"tags": [],
"reasons": {}
},
{
"tool": "list_prefabs",
"tags": [],
"reasons": {}
},
{
"tool": "list_prefab_variants",
"tags": [],
"reasons": {}
},
{
"tool": "list_prefabs_with_component",
"tags": [],
"reasons": {}
},
{
"tool": "get_prefab_summary",
"tags": [],
"reasons": {}
},
{
"tool": "find_references",
"tags": [],
"reasons": {}
},
{
"tool": "get_asset_folder_tree",
"tags": [],
"reasons": {}
},
{
"tool": "list_assets_by_extension",
"tags": [],
"reasons": {}
},
{
"tool": "list_video_clips",
"tags": [],
"reasons": {}
},
{
"tool": "list_legacy_font_assets",
"tags": [],
"reasons": {}
},
{
"tool": "list_render_textures",
"tags": [],
"reasons": {}
},
{
"tool": "list_terrain_data",
"tags": [],
"reasons": {}
},
{
"tool": "list_lighting_settings_assets",
"tags": [],
"reasons": {}
},
{
"tool": "search_assets_by_name",
"tags": [],
"reasons": {}
},
{
"tool": "get_texture_meta",
"tags": [],
"reasons": {}
},
{
"tool": "search_project",
"tags": [
"code-exec"
],
"reasons": {
"code-exec": [
"parameter \"script\""
]
}
},
{
"tool": "get_meta_for_asset",
"tags": [],
"reasons": {}
},
{
"tool": "get_broken_asset_refs",
"tags": [],
"reasons": {}
},
{
"tool": "list_scriptable_objects",
"tags": [],
"reasons": {}
},
{
"tool": "list_materials",
"tags": [],
"reasons": {}
},
{
"tool": "list_materials_using_shader",
"tags": [],
"reasons": {}
},
{
"tool": "list_shaders",
"tags": [],
"reasons": {}
},
{
"tool": "list_animator_controllers",
"tags": [],
"reasons": {}
},
{
"tool": "list_animation_clips",
"tags": [],
"reasons": {}
},
{
"tool": "get_animator_states",
"tags": [],
"reasons": {}
},
{
"tool": "get_animator_transitions",
"tags": [],
"reasons": {}
},
{
"tool": "list_avatar_masks",
"tags": [],
"reasons": {}
},
{
"tool": "list_animator_override_controllers",
"tags": [],
"reasons": {}
},
{
"tool": "list_audio_clips",
"tags": [],
"reasons": {}
},
{
"tool": "list_audio_mixers",
"tags": [],
"reasons": {}
},
{
"tool": "get_addressables_info",
"tags": [],
"reasons": {}
},
{
"tool": "get_localization_tables",
"tags": [],
"reasons": {}
},
{
"tool": "get_input_axes",
"tags": [],
"reasons": {}
},
{
"tool": "get_tags_and_layers",
"tags": [],
"reasons": {}
},
{
"tool": "list_test_assemblies",
"tags": [],
"reasons": {}
},
{
"tool": "get_repo_docs",
"tags": [],
"reasons": {}
},
{
"tool": "get_project_version",
"tags": [],
"reasons": {}
},
{
"tool": "get_changelog",
"tags": [],
"reasons": {}
},
{
"tool": "get_physics_settings",
"tags": [],
"reasons": {}
},
{
"tool": "get_audio_settings",
"tags": [],
"reasons": {}
},
{
"tool": "get_navigation_settings",
"tags": [],
"reasons": {}
},
{
"tool": "get_xr_settings",
"tags": [],
"reasons": {}
},
{
"tool": "get_script_execution_order",
"tags": [],
"reasons": {}
},
{
"tool": "get_version_control_settings",
"tags": [],
"reasons": {}
},
{
"tool": "get_layer_collision_matrix",
"tags": [],
"reasons": {}
},
{
"tool": "get_cloud_services_config",
"tags": [],
"reasons": {}
},
{
"tool": "get_package_dependency_graph",
"tags": [],
"reasons": {}
},
{
"tool": "list_package_samples",
"tags": [],
"reasons": {}
},
{
"tool": "list_unity_hub_projects",
"tags": [],
"reasons": {}
},
{
"tool": "list_render_pipelines",
"tags": [],
"reasons": {}
},
{
"tool": "list_timeline_playables",
"tags": [],
"reasons": {}
},
{
"tool": "list_sprite_atlases",
"tags": [],
"reasons": {}
},
{
"tool": "list_tilemap_assets",
"tags": [],
"reasons": {}
},
{
"tool": "list_sprite_assets",
"tags": [],
"reasons": {}
},
{
"tool": "list_shader_graphs",
"tags": [],
"reasons": {}
},
{
"tool": "list_vfx_graphs",
"tags": [],
"reasons": {}
},
{
"tool": "list_tmp_fonts",
"tags": [],
"reasons": {}
},
{
"tool": "get_tmp_settings_path",
"tags": [],
"reasons": {}
},
{
"tool": "list_ui_documents",
"tags": [],
"reasons": {}
},
{
"tool": "list_input_action_assets",
"tags": [],
"reasons": {}
},
{
"tool": "get_input_actions_summary",
"tags": [],
"reasons": {}
},
{
"tool": "list_presets",
"tags": [],
"reasons": {}
},
{
"tool": "list_editor_scripts",
"tags": [],
"reasons": {}
},
{
"tool": "get_prefab_script_guids",
"tags": [],
"reasons": {}
},
{
"tool": "get_assembly_dependency_graph",
"tags": [],
"reasons": {}
},
{
"tool": "list_ci_configs",
"tags": [],
"reasons": {}
},
{
"tool": "list_large_assets",
"tags": [],
"reasons": {}
},
{
"tool": "get_playfab_config",
"tags": [],
"reasons": {}
},
{
"tool": "list_figma_related_assets",
"tags": [],
"reasons": {}
},
{
"tool": "get_firebase_config",
"tags": [],
"reasons": {}
},
{
"tool": "get_steam_config",
"tags": [],
"reasons": {}
},
{
"tool": "get_discord_config",
"tags": [],
"reasons": {}
},
{
"tool": "get_fmod_config",
"tags": [],
"reasons": {}
},
{
"tool": "get_wwise_config",
"tags": [],
"reasons": {}
},
{
"tool": "list_substance_assets",
"tags": [],
"reasons": {}
},
{
"tool": "list_speedtree_assets",
"tags": [],
"reasons": {}
},
{
"tool": "list_lottie_assets",
"tags": [],
"reasons": {}
},
{
"tool": "get_analytics_or_crash_config",
"tags": [],
"reasons": {}
},
{
"tool": "get_ads_config",
"tags": [],
"reasons": {}
},
{
"tool": "get_git_lfs_tracked",
"tags": [],
"reasons": {}
},
{
"tool": "get_plastic_config",
"tags": [],
"reasons": {}
},
{
"tool": "get_graphics_settings",
"tags": [],
"reasons": {}
},
{
"tool": "get_time_settings",
"tags": [],
"reasons": {}
},
{
"tool": "list_subscenes",
"tags": [],
"reasons": {}
},
{
"tool": "list_visual_scripting_assets",
"tags": [],
"reasons": {}
},
{
"tool": "get_script_public_api",
"tags": [
"code-exec"
],
"reasons": {
"code-exec": [
"parameter \"script\""
]
}
},
{
"tool": "get_build_target_info",
"tags": [],
"reasons": {}
},
{
"tool": "get_feature_set_inference",
"tags": [],
"reasons": {}
},
{
"tool": "get_project_stats",
"tags": [],
"reasons": {}
},
{
"tool": "get_scene_referenced_assets",
"tags": [],
"reasons": {}
},
{
"tool": "detect_assembly_cycles",
"tags": [],
"reasons": {}
},
{
"tool": "find_script_references",
"tags": [],
"reasons": {}
},
{
"tool": "get_broken_script_refs",
"tags": [],
"reasons": {}
},
{
"tool": "get_prefab_dependencies",
"tags": [],
"reasons": {}
},
{
"tool": "get_release_readiness",
"tags": [],
"reasons": {}
},
{
"tool": "get_build_size_estimate",
"tags": [],
"reasons": {}
},
{
"tool": "search_tools",
"tags": [],
"reasons": {}
},
{
"tool": "get_multiplayer_stack",
"tags": [],
"reasons": {}
},
{
"tool": "list_build_profiles",
"tags": [],
"reasons": {}
},
{
"tool": "get_physics_stack",
"tags": [],
"reasons": {}
},
{
"tool": "get_optimization_package_inventory",
"tags": [],
"reasons": {}
},
{
"tool": "get_ugs_cloud_stack",
"tags": [],
"reasons": {}
},
{
"tool": "get_accessibility_stack",
"tags": [],
"reasons": {}
},
{
"tool": "list_cinemachine_assets",
"tags": [],
"reasons": {}
},
{
"tool": "get_platform_build_hints",
"tags": [],
"reasons": {}
},
{
"tool": "get_render_pipeline_migration_hints",
"tags": [],
"reasons": {}
},
{
"tool": "get_localization_stack",
"tags": [],
"reasons": {}
},
{
"tool": "get_ai_ml_package_inventory",
"tags": [],
"reasons": {}
},
{
"tool": "list_ml_model_assets",
"tags": [],
"reasons": {}
},
{
"tool": "find_ai_related_scripts",
"tags": [],
"reasons": {}
},
{
"tool": "list_ai_prompt_or_config_assets",
"tags": [],
"reasons": {}
},
{
"tool": "list_ml_agents_training_configs",
"tags": [],
"reasons": {}
},
{
"tool": "get_ai_stack_summary",
"tags": [],
"reasons": {}
},
{
"tool": "list_ai_skills",
"tags": [],
"reasons": {}
},
{
"tool": "read_ai_skill",
"tags": [],
"reasons": {}
}
],
"surfaceDigest": "5360ba2496675e470d0d218ffeaef0d67706bf3b17d81aa07f6d9e590717cdb8",
"stats": {
"tools": 134,
"prompts": 0,
"resources": 0,
"findingsBySeverity": {
"critical": 0,
"high": 2,
"medium": 2,
"low": 2,
"info": 1
}
}
}