Trylighthouse — 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": "@trylighthouse/mcp-server",
"source": {
"kind": "package",
"origin": "@trylighthouse/mcp-server"
},
"server": {
"name": "@trylighthouse/mcp-server"
}
},
"grade": "A",
"score": {
"score": 95,
"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": "none",
"label": "publisher verification (unlinked) — no provenance/repo link, but the shipped source was fully read",
"appliedPenalty": 2
},
{
"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": "moderate",
"reasons": [
"ingests untrusted external content (a prompt-injection entry point)",
"can send data / act on an external service",
"can create, modify or delete files"
],
"tags": [
"file-write",
"external-sink",
"untrusted-input"
]
},
"coverage": {
"level": "source",
"inputs": {
"toolSurface": true,
"implementationSource": true,
"packageMetadata": true,
"liveTransport": false
},
"caveats": [
"Tools were statically extracted from the published source (127 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 ([lighthouse_get_file, lighthouse_reports_get_widget_data]) co-exist with external-action tools ([lighthouse_upload_file]). 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": "lighthouse_get_file → lighthouse_upload_file"
},
"evidence": "untrusted [lighthouse_get_file, lighthouse_reports_get_widget_data] → sinks [lighthouse_upload_file]",
"owasp": "LLM06:2025 Excessive Agency",
"references": [],
"data": {
"untrusted": [
"lighthouse_get_file",
"lighthouse_reports_get_widget_data"
],
"sinks": [
"lighthouse_upload_file"
]
}
},
{
"ruleId": "MTC-CAP-007",
"title": "Unconstrained URL/host parameter \"download_url\" on \"lighthouse_get_file\"",
"category": "network",
"severity": "medium",
"confidence": "heuristic",
"description": "Tool \"lighthouse_get_file\" takes a URL/host parameter \"download_url\" with no allowlist/pattern. An outbound-request tool with an unbounded destination enables SSRF and cloud-metadata access (e.g. 169.254.169.254).",
"remediation": "Allowlist destinations or constrain the parameter; block private/link-local addresses server-side.",
"location": {
"kind": "tool",
"name": "lighthouse_get_file",
"field": "inputSchema.properties.download_url"
},
"owasp": "LLM06:2025 Excessive Agency",
"data": {
"param": "download_url"
}
},
{
"ruleId": "MTC-CAP-002",
"title": "Tool \"lighthouse_crm_unlink_note_record\" can modify the filesystem",
"category": "permissions",
"severity": "medium",
"confidence": "strong",
"description": "Tool \"lighthouse_crm_unlink_note_record\" can write, overwrite or delete files (keyword \"unlink\" 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": "lighthouse_crm_unlink_note_record"
},
"data": {
"tags": [
"file-write"
]
}
},
{
"ruleId": "MTC-CAP-002",
"title": "Tool \"lighthouse_unlink_folder_from_record\" can modify the filesystem",
"category": "permissions",
"severity": "medium",
"confidence": "strong",
"description": "Tool \"lighthouse_unlink_folder_from_record\" can write, overwrite or delete files (keyword \"unlink\" 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": "lighthouse_unlink_folder_from_record"
},
"data": {
"tags": [
"file-write"
]
}
},
{
"ruleId": "MTC-CAP-002",
"title": "Tool \"lighthouse_delete_file\" can modify the filesystem",
"category": "permissions",
"severity": "medium",
"confidence": "strong",
"description": "Tool \"lighthouse_delete_file\" can write, overwrite or delete files (keyword \"delete_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": "lighthouse_delete_file"
},
"data": {
"tags": [
"file-write"
]
}
},
{
"ruleId": "MTC-CAP-002",
"title": "Tool \"lighthouse_unlink_file_from_record\" can modify the filesystem",
"category": "permissions",
"severity": "medium",
"confidence": "strong",
"description": "Tool \"lighthouse_unlink_file_from_record\" can write, overwrite or delete files (keyword \"unlink\" 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": "lighthouse_unlink_file_from_record"
},
"data": {
"tags": [
"file-write"
]
}
},
{
"ruleId": "MTC-CAP-005",
"title": "Mutating tool \"lighthouse_crm_unlink_note_record\" declares no destructiveHint",
"category": "hygiene",
"severity": "low",
"confidence": "heuristic",
"description": "Tool \"lighthouse_crm_unlink_note_record\" 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": "lighthouse_crm_unlink_note_record"
},
"data": {
"tags": [
"file-write"
]
}
},
{
"ruleId": "MTC-CAP-005",
"title": "Mutating tool \"lighthouse_unlink_folder_from_record\" declares no destructiveHint",
"category": "hygiene",
"severity": "low",
"confidence": "heuristic",
"description": "Tool \"lighthouse_unlink_folder_from_record\" 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": "lighthouse_unlink_folder_from_record"
},
"data": {
"tags": [
"file-write"
]
}
},
{
"ruleId": "MTC-CAP-005",
"title": "Mutating tool \"lighthouse_delete_file\" declares no destructiveHint",
"category": "hygiene",
"severity": "low",
"confidence": "heuristic",
"description": "Tool \"lighthouse_delete_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": "lighthouse_delete_file"
},
"data": {
"tags": [
"file-write"
]
}
},
{
"ruleId": "MTC-CAP-005",
"title": "Mutating tool \"lighthouse_unlink_file_from_record\" declares no destructiveHint",
"category": "hygiene",
"severity": "low",
"confidence": "heuristic",
"description": "Tool \"lighthouse_unlink_file_from_record\" 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": "lighthouse_unlink_file_from_record"
},
"data": {
"tags": [
"file-write"
]
}
},
{
"ruleId": "MTC-CAP-008",
"title": "Unconstrained path parameter \"file_id\" on \"lighthouse_delete_file\"",
"category": "permissions",
"severity": "low",
"confidence": "heuristic",
"description": "Tool \"lighthouse_delete_file\" takes a path parameter \"file_id\" with no constraint. Without a canonicalize-and-contain check (not visible statically), this permits ../ traversal outside the intended root.",
"remediation": "Resolve and verify the path stays within an allowed root; reject traversal sequences.",
"location": {
"kind": "tool",
"name": "lighthouse_delete_file",
"field": "inputSchema.properties.file_id"
},
"data": {
"param": "file_id"
}
},
{
"ruleId": "MTC-CAP-008",
"title": "Unconstrained path parameter \"file_id\" on \"lighthouse_unlink_file_from_record\"",
"category": "permissions",
"severity": "low",
"confidence": "heuristic",
"description": "Tool \"lighthouse_unlink_file_from_record\" takes a path parameter \"file_id\" with no constraint. Without a canonicalize-and-contain check (not visible statically), this permits ../ traversal outside the intended root.",
"remediation": "Resolve and verify the path stays within an allowed root; reject traversal sequences.",
"location": {
"kind": "tool",
"name": "lighthouse_unlink_file_from_record",
"field": "inputSchema.properties.file_id"
},
"data": {
"param": "file_id"
}
},
{
"ruleId": "MTC-SUP-011",
"title": "Package declares no source repository",
"category": "supply-chain",
"severity": "info",
"confidence": "strong",
"description": "\"@trylighthouse/mcp-server\" declares no repository URL, so its published artifact cannot be compared against reviewable source.",
"remediation": "Prefer packages that link to public, reviewable source.",
"location": {
"kind": "package",
"name": "@trylighthouse/mcp-server"
}
}
],
"toxicFlows": [
{
"id": "flow-1",
"severity": "medium",
"confidence": "strong",
"untrustedInput": [
"lighthouse_get_file",
"lighthouse_reports_get_widget_data"
],
"sensitiveSource": [],
"externalSink": [
"lighthouse_upload_file"
],
"selfContained": false,
"description": "Untrusted input can drive an external action even though no sensitive source is exposed."
}
],
"capabilities": [
{
"tool": "lighthouse_crm_get_attributes",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_get_attribute",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_create_attribute",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_update_attribute",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_delete_attribute",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_get_color_palette",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_list_options",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_create_option",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_delete_option",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_search_records",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_get_record",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_get_record_activity",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_list_ai_reports",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_get_ai_report",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_create_record",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_update_record",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_upsert_record",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_delete_record",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_bulk_create_records",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_bulk_update_records",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_bulk_upsert_records",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_bulk_delete_records",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_create_list",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_list_lists",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_get_list",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_update_list",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_delete_list",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_get_list_records",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_add_to_list",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_remove_from_list",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_bulk_add_to_list",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_bulk_remove_from_list",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_share_list_with_teams",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_revoke_list_from_teams",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_update_list_sharing",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_list_notes",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_search_notes",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_create_note",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_get_note",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_update_note",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_delete_note",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_link_note_record",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_unlink_note_record",
"tags": [
"file-write"
],
"reasons": {
"file-write": [
"keyword \"unlink\" in tool name"
]
}
},
{
"tool": "lighthouse_crm_list_note_tags",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_create_note_tag",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_update_note_tag",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_delete_note_tag",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_manage_note_tags",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_list_tasks",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_get_task",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_create_task",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_update_task",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_delete_task",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_list_documents",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_create_folder",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_update_folder",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_delete_folder",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_link_folder_to_record",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_unlink_folder_from_record",
"tags": [
"file-write"
],
"reasons": {
"file-write": [
"keyword \"unlink\" in tool name"
]
}
},
{
"tool": "lighthouse_upload_file",
"tags": [
"external-sink"
],
"reasons": {
"external-sink": [
"keyword \"upload_file\""
]
}
},
{
"tool": "lighthouse_get_file",
"tags": [
"untrusted-input"
],
"reasons": {
"untrusted-input": [
"keyword \"download\""
]
}
},
{
"tool": "lighthouse_update_file",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_delete_file",
"tags": [
"file-write"
],
"reasons": {
"file-write": [
"keyword \"delete_file\" in tool name"
]
}
},
{
"tool": "lighthouse_link_file_to_record",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_unlink_file_from_record",
"tags": [
"file-write"
],
"reasons": {
"file-write": [
"keyword \"unlink\" in tool name"
]
}
},
{
"tool": "lighthouse_list_record_documents",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_list_views",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_update_view",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_get_view",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_delete_view",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_workspace_me",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_workspace_list_users",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_workspace_get_user",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_workspace_list_teams",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_workspace_get_team",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_discovery_get_attributes",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_discovery_list_options",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_discovery_search_companies",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_discovery_search_people",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_discovery_semantic_search_companies",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_discovery_semantic_search_people",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_discovery_lookup_by_domain",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_discovery_lookup_by_linkedin",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_discovery_lookup_people_by_linkedin",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_discovery_get_saved_searches",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_discovery_get_search_results",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_discovery_get_locations",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_discovery_get_industries",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_discovery_get_tags",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_discovery_get_funding_types",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_discovery_search_investors",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_discovery_search_organizations",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_discovery_search_schools",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_discovery_search_entities",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_discovery_get_company",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_discovery_get_person",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_discovery_get_company_traction",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_discovery_get_company_signals",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_discovery_get_person_signals",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_discovery_get_entity_by_name",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_reports_list_dashboards",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_reports_create_dashboard",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_reports_get_dashboard",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_reports_update_dashboard",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_reports_delete_dashboard",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_reports_list_widgets",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_reports_create_widget",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_reports_update_widget",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_reports_delete_widget",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_reports_get_widget_data",
"tags": [
"untrusted-input"
],
"reasons": {
"untrusted-input": [
"keyword \"fetch\""
]
}
},
{
"tool": "lighthouse_reports_share_dashboard_with_teams",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_reports_revoke_dashboard_from_teams",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_share_view_with_teams",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_revoke_view_from_teams",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_crm_update_view_sharing",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_inbox_email_accounts",
"tags": [],
"reasons": {}
},
{
"tool": "lighthouse_inbox_linkedin_accounts",
"tags": [],
"reasons": {}
},
{
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