Arr — 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": "mcp-arr-server",
"source": {
"kind": "package",
"origin": "mcp-arr-server"
},
"server": {
"name": "mcp-arr-server"
}
},
"grade": "A",
"score": {
"score": 96,
"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": "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": "moderate",
"reasons": [
"ingests untrusted external content (a prompt-injection entry point)"
],
"tags": [
"untrusted-input"
]
},
"coverage": {
"level": "source",
"inputs": {
"toolSurface": true,
"implementationSource": true,
"packageMetadata": true,
"liveTransport": false
},
"caveats": [
"Tools were statically extracted from the published source (44 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": [],
"toxicFlows": [],
"capabilities": [
{
"tool": "search",
"tags": [],
"reasons": {}
},
{
"tool": "fetch",
"tags": [
"untrusted-input"
],
"reasons": {
"untrusted-input": [
"keyword \"fetch\""
]
}
},
{
"tool": "sonarr_get_series",
"tags": [
"untrusted-input"
],
"reasons": {
"untrusted-input": [
"keyword \"fetch\""
]
}
},
{
"tool": "sonarr_search",
"tags": [],
"reasons": {}
},
{
"tool": "sonarr_get_queue",
"tags": [
"untrusted-input"
],
"reasons": {
"untrusted-input": [
"keyword \"download\""
]
}
},
{
"tool": "sonarr_get_calendar",
"tags": [],
"reasons": {}
},
{
"tool": "sonarr_get_episodes",
"tags": [],
"reasons": {}
},
{
"tool": "sonarr_search_missing",
"tags": [],
"reasons": {}
},
{
"tool": "sonarr_search_episode",
"tags": [],
"reasons": {}
},
{
"tool": "sonarr_refresh_series",
"tags": [],
"reasons": {}
},
{
"tool": "sonarr_add_series",
"tags": [],
"reasons": {}
},
{
"tool": "radarr_get_movies",
"tags": [
"untrusted-input"
],
"reasons": {
"untrusted-input": [
"keyword \"fetch\""
]
}
},
{
"tool": "radarr_search",
"tags": [],
"reasons": {}
},
{
"tool": "radarr_get_queue",
"tags": [
"untrusted-input"
],
"reasons": {
"untrusted-input": [
"keyword \"download\""
]
}
},
{
"tool": "radarr_get_calendar",
"tags": [],
"reasons": {}
},
{
"tool": "radarr_search_movie",
"tags": [
"untrusted-input"
],
"reasons": {
"untrusted-input": [
"keyword \"download\""
]
}
},
{
"tool": "radarr_refresh_movie",
"tags": [],
"reasons": {}
},
{
"tool": "radarr_add_movie",
"tags": [],
"reasons": {}
},
{
"tool": "radarr_update_movie",
"tags": [],
"reasons": {}
},
{
"tool": "radarr_delete_queue_item",
"tags": [
"untrusted-input"
],
"reasons": {
"untrusted-input": [
"keyword \"download\""
]
}
},
{
"tool": "radarr_search_movies",
"tags": [],
"reasons": {}
},
{
"tool": "lidarr_get_artists",
"tags": [],
"reasons": {}
},
{
"tool": "lidarr_search",
"tags": [],
"reasons": {}
},
{
"tool": "lidarr_get_queue",
"tags": [
"untrusted-input"
],
"reasons": {
"untrusted-input": [
"keyword \"download\""
]
}
},
{
"tool": "lidarr_get_albums",
"tags": [],
"reasons": {}
},
{
"tool": "lidarr_search_album",
"tags": [
"untrusted-input"
],
"reasons": {
"untrusted-input": [
"keyword \"download\""
]
}
},
{
"tool": "lidarr_search_missing",
"tags": [],
"reasons": {}
},
{
"tool": "lidarr_get_calendar",
"tags": [],
"reasons": {}
},
{
"tool": "lidarr_add_artist",
"tags": [],
"reasons": {}
},
{
"tool": "lidarr_get_root_folders",
"tags": [],
"reasons": {}
},
{
"tool": "lidarr_get_quality_profiles",
"tags": [],
"reasons": {}
},
{
"tool": "lidarr_get_metadata_profiles",
"tags": [],
"reasons": {}
},
{
"tool": "prowlarr_get_indexers",
"tags": [],
"reasons": {}
},
{
"tool": "prowlarr_search",
"tags": [],
"reasons": {}
},
{
"tool": "prowlarr_test_indexers",
"tags": [],
"reasons": {}
},
{
"tool": "prowlarr_get_stats",
"tags": [],
"reasons": {}
},
{
"tool": "arr_search_all",
"tags": [],
"reasons": {}
},
{
"tool": "trash_list_profiles",
"tags": [],
"reasons": {}
},
{
"tool": "trash_get_profile",
"tags": [],
"reasons": {}
},
{
"tool": "trash_list_custom_formats",
"tags": [],
"reasons": {}
},
{
"tool": "trash_get_naming",
"tags": [],
"reasons": {}
},
{
"tool": "trash_get_quality_sizes",
"tags": [],
"reasons": {}
},
{
"tool": "trash_compare_profile",
"tags": [],
"reasons": {}
},
{
"tool": "trash_compare_naming",
"tags": [],
"reasons": {}
}
],
"surfaceDigest": "09ef75d6975a9393dbd1f44111fc95dcd4cb6d6cf7d567a47e3e71c1795c8379",
"stats": {
"tools": 44,
"prompts": 0,
"resources": 0,
"findingsBySeverity": {
"critical": 0,
"high": 0,
"medium": 0,
"low": 0,
"info": 0
}
}
}