Poe2 — the complete, unedited output of the deterministic mcptrustchecker engine v1.8.0, scanned . Every finding, capability tag and score component below is exactly what the engine produced — no AI, no post-processing.
{
"tool": {
"name": "mcptrustchecker",
"version": "1.8.0",
"methodologyVersion": "mcptrustchecker-1.8"
},
"target": {
"id": "poe2-mcp",
"source": {
"kind": "package",
"origin": "poe2-mcp"
},
"server": {
"name": "poe2-mcp"
}
},
"grade": "D",
"score": {
"score": 60,
"threatScore": 71,
"grade": "D",
"band": "D",
"categorySubtotals": {
"injection": 23.1,
"exfiltration": 0,
"permissions": 6.3,
"supply-chain": 0,
"network": 0,
"hygiene": 0
},
"vector": [
{
"kind": "threat",
"ruleId": "MTC-SRC-004",
"category": "injection",
"severity": "high",
"confidence": "strong",
"rawWeight": 22,
"confidenceMult": 0.7,
"diminishingFactor": 1,
"appliedPenalty": 15.4
},
{
"kind": "threat",
"ruleId": "MTC-SRC-004",
"category": "injection",
"severity": "high",
"confidence": "strong",
"rawWeight": 22,
"confidenceMult": 0.7,
"diminishingFactor": 0.5,
"appliedPenalty": 7.7
},
{
"kind": "threat",
"ruleId": "MTC-SRC-007",
"category": "permissions",
"severity": "medium",
"confidence": "strong",
"rawWeight": 9,
"confidenceMult": 0.7,
"diminishingFactor": 1,
"appliedPenalty": 6.3
},
{
"kind": "client",
"term": "capability-exposure",
"level": "critical",
"label": "capability blast radius (critical) — client exposure if the model is manipulated",
"appliedPenalty": 10
},
{
"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-1.8"
},
"capability": {
"level": "critical",
"reasons": [
"ingests untrusted external content (a prompt-injection entry point)",
"reads sensitive or local data",
"has a read → egress path (a data-exfiltration surface)",
"can execute shell commands or code",
"untrusted input can reach code execution"
],
"tags": [
"untrusted-input",
"sensitive-source",
"code-exec"
]
},
"coverage": {
"level": "source",
"inputs": {
"toolSurface": true,
"implementationSource": true,
"packageMetadata": true,
"liveTransport": false
},
"caveats": [
"Tools were statically extracted from the published source (46 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-004",
"title": "Obfuscated / encoded payload in server code (src/data/fresh_data_provider.py)",
"category": "injection",
"severity": "high",
"confidence": "strong",
"description": "In the server's implementation (`src/data/fresh_data_provider.py:35`): Decoding an encoded blob and executing it is how malicious logic is hidden from human review of the source. 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/data/fresh_data_provider.py"
},
"evidence": "\\xbb\\xbb\\xbb\\xbb\\xbb\\xbb\\xbb\\xbb",
"owasp": "LLM05:2025 Improper Output Handling",
"data": {
"rule": "MTC-SRC-004",
"file": "src/data/fresh_data_provider.py",
"line": 35
}
},
{
"ruleId": "MTC-SRC-004",
"title": "Obfuscated / encoded payload in server code (src/parsers/datc64_parser.py)",
"category": "injection",
"severity": "high",
"confidence": "strong",
"description": "In the server's implementation (`src/parsers/datc64_parser.py:19`): Decoding an encoded blob and executing it is how malicious logic is hidden from human review of the source. 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/parsers/datc64_parser.py"
},
"evidence": "\\xbb\\xbb\\xbb\\xbb\\xbb\\xbb\\xbb\\xbb",
"owasp": "LLM05:2025 Improper Output Handling",
"data": {
"rule": "MTC-SRC-004",
"file": "src/parsers/datc64_parser.py",
"line": 19
}
},
{
"ruleId": "MTC-SRC-002",
"title": "Shell/command execution in server code (src/data/update_manager.py)",
"category": "permissions",
"severity": "high",
"confidence": "strong",
"description": "In the server's implementation (`src/data/update_manager.py:89`): 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/data/update_manager.py"
},
"evidence": "subprocess.run(",
"owasp": "LLM05:2025 Improper Output Handling",
"data": {
"rule": "MTC-SRC-002",
"file": "src/data/update_manager.py",
"line": 89
}
},
{
"ruleId": "MTC-SRC-002",
"title": "Shell/command execution in server code (src/launcher_helpers.py)",
"category": "permissions",
"severity": "high",
"confidence": "strong",
"description": "In the server's implementation (`src/launcher_helpers.py:55`): 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/launcher_helpers.py"
},
"evidence": "subprocess.run(",
"owasp": "LLM05:2025 Improper Output Handling",
"data": {
"rule": "MTC-SRC-002",
"file": "src/launcher_helpers.py",
"line": 55
}
},
{
"ruleId": "MTC-SRC-005",
"title": "Dynamic module load from a non-literal (launch.py)",
"category": "permissions",
"severity": "medium",
"confidence": "heuristic",
"description": "In the server's implementation (`launch.py:120`): Loading a module chosen at runtime (from a variable) can pull in and run attacker-influenced code paths. 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": "launch.py"
},
"evidence": "__import__(",
"owasp": "LLM05:2025 Improper Output Handling",
"data": {
"rule": "MTC-SRC-005",
"file": "launch.py",
"line": 120
}
},
{
"ruleId": "MTC-SRC-007",
"title": "Unsafe deserialization (src/api/cache_manager.py)",
"category": "permissions",
"severity": "medium",
"confidence": "strong",
"description": "In the server's implementation (`src/api/cache_manager.py:159`): Deserializing untrusted data with these APIs can execute arbitrary code (a well-known RCE gadget class). 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/api/cache_manager.py"
},
"evidence": "pickle.loads(",
"owasp": "LLM05:2025 Improper Output Handling",
"data": {
"rule": "MTC-SRC-007",
"file": "src/api/cache_manager.py",
"line": 159
}
},
{
"ruleId": "MTC-CAP-008",
"title": "Unconstrained path parameter \"pob_file_path\" on \"import_pob\"",
"category": "permissions",
"severity": "low",
"confidence": "heuristic",
"description": "Tool \"import_pob\" takes a path parameter \"pob_file_path\" 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": "import_pob",
"field": "inputSchema.properties.pob_file_path"
},
"data": {
"param": "pob_file_path"
}
},
{
"ruleId": "MTC-CAP-008",
"title": "Unconstrained path parameter \"pob_path\" on \"pob_install_addon\"",
"category": "permissions",
"severity": "low",
"confidence": "heuristic",
"description": "Tool \"pob_install_addon\" takes a path parameter \"pob_path\" 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": "pob_install_addon",
"field": "inputSchema.properties.pob_path"
},
"data": {
"param": "pob_path"
}
},
{
"ruleId": "MTC-CAP-008",
"title": "Unconstrained path parameter \"log_path\" on \"get_live_game_state\"",
"category": "permissions",
"severity": "low",
"confidence": "heuristic",
"description": "Tool \"get_live_game_state\" takes a path parameter \"log_path\" 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": "get_live_game_state",
"field": "inputSchema.properties.log_path"
},
"data": {
"param": "log_path"
}
},
{
"ruleId": "MTC-CAP-008",
"title": "Unconstrained path parameter \"config_path\" on \"get_game_config\"",
"category": "permissions",
"severity": "low",
"confidence": "heuristic",
"description": "Tool \"get_game_config\" takes a path parameter \"config_path\" 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": "get_game_config",
"field": "inputSchema.properties.config_path"
},
"data": {
"param": "config_path"
}
}
],
"toxicFlows": [],
"capabilities": [
{
"tool": "analyze_character",
"tags": [
"untrusted-input"
],
"reasons": {
"untrusted-input": [
"keyword \"fetch\""
]
}
},
{
"tool": "compare_to_top_players",
"tags": [
"untrusted-input"
],
"reasons": {
"untrusted-input": [
"keyword \"fetch\""
]
}
},
{
"tool": "search_items",
"tags": [],
"reasons": {}
},
{
"tool": "search_trade_items",
"tags": [],
"reasons": {}
},
{
"tool": "inspect_support_gem",
"tags": [],
"reasons": {}
},
{
"tool": "inspect_spell_gem",
"tags": [],
"reasons": {}
},
{
"tool": "list_all_supports",
"tags": [],
"reasons": {}
},
{
"tool": "list_all_spells",
"tags": [],
"reasons": {}
},
{
"tool": "import_pob",
"tags": [
"sensitive-source"
],
"reasons": {
"sensitive-source": [
"parameter \"path\""
]
}
},
{
"tool": "export_pob",
"tags": [],
"reasons": {}
},
{
"tool": "get_pob_code",
"tags": [
"untrusted-input"
],
"reasons": {
"untrusted-input": [
"keyword \"fetch\""
]
}
},
{
"tool": "pob_status",
"tags": [],
"reasons": {}
},
{
"tool": "pob_install_addon",
"tags": [
"sensitive-source"
],
"reasons": {
"sensitive-source": [
"parameter \"path\""
]
}
},
{
"tool": "pob_get_passive_tree",
"tags": [],
"reasons": {}
},
{
"tool": "pob_get_build",
"tags": [],
"reasons": {}
},
{
"tool": "pob_load_build",
"tags": [],
"reasons": {}
},
{
"tool": "pob_get_calcs",
"tags": [],
"reasons": {}
},
{
"tool": "health_check",
"tags": [],
"reasons": {}
},
{
"tool": "clear_cache",
"tags": [],
"reasons": {}
},
{
"tool": "report_error",
"tags": [
"untrusted-input"
],
"reasons": {
"untrusted-input": [
"keyword \"download\""
]
}
},
{
"tool": "check_tree_freshness",
"tags": [
"untrusted-input"
],
"reasons": {
"untrusted-input": [
"keyword \"download\""
]
}
},
{
"tool": "check_for_updates",
"tags": [],
"reasons": {}
},
{
"tool": "setup_trade_auth",
"tags": [],
"reasons": {}
},
{
"tool": "get_formula",
"tags": [],
"reasons": {}
},
{
"tool": "explain_mechanic",
"tags": [],
"reasons": {}
},
{
"tool": "find_stat_sources",
"tags": [],
"reasons": {}
},
{
"tool": "calculate_character_dps",
"tags": [],
"reasons": {}
},
{
"tool": "validate_support_combination",
"tags": [],
"reasons": {}
},
{
"tool": "validate_build_constraints",
"tags": [],
"reasons": {}
},
{
"tool": "reconcile_defensive_stats",
"tags": [],
"reasons": {}
},
{
"tool": "analyze_passive_tree",
"tags": [],
"reasons": {}
},
{
"tool": "import_poe_ninja_url",
"tags": [],
"reasons": {}
},
{
"tool": "list_all_keystones",
"tags": [],
"reasons": {}
},
{
"tool": "inspect_keystone",
"tags": [],
"reasons": {}
},
{
"tool": "list_all_notables",
"tags": [],
"reasons": {}
},
{
"tool": "inspect_passive_node",
"tags": [],
"reasons": {}
},
{
"tool": "list_all_base_items",
"tags": [],
"reasons": {}
},
{
"tool": "inspect_base_item",
"tags": [],
"reasons": {}
},
{
"tool": "inspect_mod",
"tags": [],
"reasons": {}
},
{
"tool": "list_all_mods",
"tags": [],
"reasons": {}
},
{
"tool": "search_mods_by_stat",
"tags": [],
"reasons": {}
},
{
"tool": "get_mod_tiers",
"tags": [],
"reasons": {}
},
{
"tool": "validate_item_mods",
"tags": [],
"reasons": {}
},
{
"tool": "get_available_mods",
"tags": [],
"reasons": {}
},
{
"tool": "get_live_game_state",
"tags": [
"sensitive-source"
],
"reasons": {
"sensitive-source": [
"parameter \"path\""
]
}
},
{
"tool": "get_game_config",
"tags": [
"sensitive-source"
],
"reasons": {
"sensitive-source": [
"parameter \"path\""
]
}
}
],
"surfaceDigest": "f1d204b99b27e7fbfa5a356d0a49e6a7cda20f539c9d0f1b286406455a421c09",
"stats": {
"tools": 46,
"prompts": 0,
"resources": 0,
"findingsBySeverity": {
"critical": 0,
"high": 4,
"medium": 2,
"low": 4,
"info": 0
}
}
}