Remotebrowser — 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": "remotebrowser",
"source": {
"kind": "package",
"origin": "remotebrowser"
},
"server": {
"name": "remotebrowser"
}
},
"grade": "A",
"score": {
"score": 92,
"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": "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": "high",
"reasons": [
"can send data / act on an external service",
"can execute shell commands or code"
],
"tags": [
"code-exec",
"external-sink"
]
},
"coverage": {
"level": "source",
"inputs": {
"toolSurface": true,
"implementationSource": true,
"packageMetadata": true,
"liveTransport": false
},
"caveats": [
"Tools were statically extracted from the published source (41 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 (getgather/browsers_api_router.py)",
"category": "permissions",
"severity": "high",
"confidence": "strong",
"description": "In the server's implementation (`getgather/browsers_api_router.py:30`): 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": "getgather/browsers_api_router.py"
},
"evidence": "extend(args) return subprocess.run( cmd, capture_output=True, text=True, check=True, encoding=\"utf-8\", error",
"owasp": "LLM05:2025 Improper Output Handling",
"data": {
"rule": "MTC-SRC-002",
"file": "getgather/browsers_api_router.py",
"line": 30,
"nonRuntime": false
}
},
{
"ruleId": "MTC-SRC-003",
"title": "Hardcoded egress to an external endpoint (getgather/mcp/blinds.py)",
"category": "exfiltration",
"severity": "medium",
"confidence": "strong",
"description": "In the server's implementation (`getgather/mcp/blinds.py:36`): A hardcoded outbound call to a fixed external host inside server code is a classic exfiltration/telemetry channel — especially paired with reads of local data. 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": "getgather/mcp/blinds.py"
},
"evidence": "const res = await fetch('https://www.blinds.com/api/myaccount/orders/orderdetails/{id}', {{ method",
"owasp": "LLM02:2025 Sensitive Information Disclosure",
"data": {
"rule": "MTC-SRC-003",
"file": "getgather/mcp/blinds.py",
"line": 36,
"nonRuntime": false
}
},
{
"ruleId": "MTC-SRC-003",
"title": "Hardcoded egress to an external endpoint (getgather/mcp/youtube.py)",
"category": "exfiltration",
"severity": "medium",
"confidence": "strong",
"description": "In the server's implementation (`getgather/mcp/youtube.py:251`): A hardcoded outbound call to a fixed external host inside server code is a classic exfiltration/telemetry channel — especially paired with reads of local data. 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": "getgather/mcp/youtube.py"
},
"evidence": "\" return fetch('https://www.youtube.com/youtubei/v1/browse?prettyPrint=false', {\" \"",
"owasp": "LLM02:2025 Sensitive Information Disclosure",
"data": {
"rule": "MTC-SRC-003",
"file": "getgather/mcp/youtube.py",
"line": 251,
"nonRuntime": false
}
},
{
"ruleId": "MTC-SUP-012",
"title": "Package has no license",
"category": "hygiene",
"severity": "info",
"confidence": "strong",
"description": "\"remotebrowser\" has no declared license. This is a legal/reuse concern, not a security finding.",
"location": {
"kind": "package",
"name": "remotebrowser"
}
},
{
"ruleId": "MTC-SUP-011",
"title": "Package declares no source repository",
"category": "supply-chain",
"severity": "info",
"confidence": "strong",
"description": "\"remotebrowser\" 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": "remotebrowser"
}
}
],
"toxicFlows": [],
"capabilities": [
{
"tool": "get_cart",
"tags": [],
"reasons": {}
},
{
"tool": "get_order_done",
"tags": [],
"reasons": {}
},
{
"tool": "search_purchase_history",
"tags": [],
"reasons": {}
},
{
"tool": "get_purchase_history",
"tags": [],
"reasons": {}
},
{
"tool": "search_product",
"tags": [],
"reasons": {}
},
{
"tool": "get_browsing_history",
"tags": [],
"reasons": {}
},
{
"tool": "get_purchase_history_with_details",
"tags": [],
"reasons": {}
},
{
"tool": "signin",
"tags": [],
"reasons": {}
},
{
"tool": "get_watch_history",
"tags": [],
"reasons": {}
},
{
"tool": "get_watchlist",
"tags": [],
"reasons": {}
},
{
"tool": "get_prime_library",
"tags": [],
"reasons": {}
},
{
"tool": "get_upcoming_flights",
"tags": [],
"reasons": {}
},
{
"tool": "get_recent_activity",
"tags": [],
"reasons": {}
},
{
"tool": "get_favorites",
"tags": [],
"reasons": {}
},
{
"tool": "get_orders",
"tags": [],
"reasons": {}
},
{
"tool": "get_carts",
"tags": [],
"reasons": {}
},
{
"tool": "create_calendar_event",
"tags": [],
"reasons": {}
},
{
"tool": "get_orders_with_pagination",
"tags": [],
"reasons": {}
},
{
"tool": "get_activities",
"tags": [],
"reasons": {}
},
{
"tool": "get_activity_stats",
"tags": [],
"reasons": {}
},
{
"tool": "calculate_calories_burned",
"tags": [],
"reasons": {}
},
{
"tool": "calculate_tss",
"tags": [],
"reasons": {}
},
{
"tool": "get_book_details",
"tags": [],
"reasons": {}
},
{
"tool": "get_purchases",
"tags": [],
"reasons": {}
},
{
"tool": "get_user_info",
"tags": [],
"reasons": {}
},
{
"tool": "check_signin",
"tags": [],
"reasons": {}
},
{
"tool": "finalize_signin",
"tags": [],
"reasons": {}
},
{
"tool": "get_browser_ip_address",
"tags": [],
"reasons": {}
},
{
"tool": "get_zen_browser_ip_address",
"tags": [],
"reasons": {}
},
{
"tool": "get_order_history",
"tags": [],
"reasons": {}
},
{
"tool": "get_product_details",
"tags": [],
"reasons": {}
},
{
"tool": "search_shop",
"tags": [],
"reasons": {}
},
{
"tool": "get_shop_details",
"tags": [],
"reasons": {}
},
{
"tool": "get_wishlist",
"tags": [],
"reasons": {}
},
{
"tool": "remote_action_product_in_cart",
"tags": [],
"reasons": {}
},
{
"tool": "get_order_history_details",
"tags": [],
"reasons": {}
},
{
"tool": "get_wishlists",
"tags": [],
"reasons": {}
},
{
"tool": "get_wishlist_details",
"tags": [],
"reasons": {}
},
{
"tool": "get_liked_videos",
"tags": [],
"reasons": {}
},
{
"tool": "get_watch_later",
"tags": [],
"reasons": {}
},
{
"tool": "get_channel_subscriptions",
"tags": [],
"reasons": {}
}
],
"surfaceDigest": "ed9d1aa159d494df20ba1bba0ad35a13ec47c023e6bf54eaae5e2ab9d29ad1ba",
"stats": {
"tools": 41,
"prompts": 0,
"resources": 0,
"findingsBySeverity": {
"critical": 0,
"high": 1,
"medium": 2,
"low": 0,
"info": 2
}
}
}