Supabase Coolify — 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": "supabase-coolify-mcp-server",
"source": {
"kind": "package",
"origin": "supabase-coolify-mcp-server"
},
"server": {
"name": "supabase-coolify-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 send data / act on an external service",
"reads sensitive or local data",
"has a read → egress path (a data-exfiltration surface)",
"can execute shell commands or code"
],
"tags": [
"sensitive-source",
"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 (53 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-004",
"title": "Sensitive-source and external-sink co-exist",
"category": "exfiltration",
"severity": "high",
"confidence": "strong",
"description": "Tools that read sensitive data ([deploy_migration, execute_sql, rollback_migration, create_migration_with_rollback, get_edge_function_logs]) and tools that can send data out ([supabase_cli_execute]) are exposed together. An agent can move private data to the sink.",
"remediation": "Keep secret-reading and egress capabilities on separate, separately-approved servers.",
"location": {
"kind": "flow",
"name": "deploy_migration → supabase_cli_execute"
},
"evidence": "sources [deploy_migration, execute_sql, rollback_migration, create_migration_with_rollback, get_edge_function_logs] → sinks [supabase_cli_execute]",
"owasp": "LLM02:2025 Sensitive Information Disclosure",
"references": [],
"data": {
"sources": [
"deploy_migration",
"execute_sql",
"rollback_migration",
"create_migration_with_rollback",
"get_edge_function_logs"
],
"sinks": [
"supabase_cli_execute"
]
}
},
{
"ruleId": "MTC-CAP-001",
"title": "Tool \"supabase_cli_execute\" exposes command/code execution",
"category": "permissions",
"severity": "high",
"confidence": "strong",
"description": "Tool \"supabase_cli_execute\" appears to run shell commands or evaluate code (parameter \"command\"). 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": "supabase_cli_execute"
},
"owasp": "LLM05:2025 Improper Output Handling",
"data": {
"tags": [
"code-exec"
]
}
},
{
"ruleId": "MTC-SRC-002",
"title": "Shell/command execution in server code (dist/supabase-cli.js)",
"category": "permissions",
"severity": "high",
"confidence": "strong",
"description": "In the server's implementation (`dist/supabase-cli.js:5`): 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": "dist/supabase-cli.js"
},
"evidence": "import { spawn } from 'child_process'; import { promisify } from 'util'; import { exec } from 'child_process'; const ex",
"owasp": "LLM05:2025 Improper Output Handling",
"data": {
"rule": "MTC-SRC-002",
"file": "dist/supabase-cli.js",
"line": 5,
"nonRuntime": false
}
},
{
"ruleId": "MTC-SRC-003",
"title": "Hardcoded egress to an external endpoint (diagnose.ts)",
"category": "exfiltration",
"severity": "medium",
"confidence": "strong",
"description": "In the server's implementation (`diagnose.ts:543`): 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": "diagnose.ts"
},
"evidence": "nnectivity await axios.get('https://www.google.com', { timeout: 5000 }); this.addResult({",
"owasp": "LLM02:2025 Sensitive Information Disclosure",
"data": {
"rule": "MTC-SRC-003",
"file": "diagnose.ts",
"line": 543,
"nonRuntime": false
}
},
{
"ruleId": "MTC-CAP-006",
"title": "Unconstrained command parameter \"command\" on \"supabase_cli_execute\"",
"category": "permissions",
"severity": "medium",
"confidence": "heuristic",
"description": "Tool \"supabase_cli_execute\" takes a command-shaped parameter \"command\" 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": "supabase_cli_execute",
"field": "inputSchema.properties.command"
},
"owasp": "LLM05:2025 Improper Output Handling",
"data": {
"param": "command"
}
},
{
"ruleId": "MTC-CAP-005",
"title": "Mutating tool \"supabase_cli_execute\" declares no destructiveHint",
"category": "hygiene",
"severity": "low",
"confidence": "heuristic",
"description": "Tool \"supabase_cli_execute\" 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": "supabase_cli_execute"
},
"data": {
"tags": [
"code-exec"
]
}
}
],
"toxicFlows": [
{
"id": "flow-1",
"severity": "high",
"confidence": "strong",
"untrustedInput": [],
"sensitiveSource": [
"deploy_migration",
"execute_sql",
"rollback_migration",
"create_migration_with_rollback",
"get_edge_function_logs"
],
"externalSink": [
"supabase_cli_execute"
],
"selfContained": false,
"path": [
"create_migration_with_rollback",
"supabase_cli_execute"
],
"pathWired": false,
"description": "A sensitive-source → external-sink chain exists: create_migration_with_rollback → supabase_cli_execute."
}
],
"capabilities": [
{
"tool": "list_migrations",
"tags": [],
"reasons": {}
},
{
"tool": "deploy_migration",
"tags": [
"sensitive-source"
],
"reasons": {
"sensitive-source": [
"parameter \"sql\""
]
}
},
{
"tool": "execute_sql",
"tags": [
"sensitive-source"
],
"reasons": {
"sensitive-source": [
"keyword \"execute_sql\"",
"parameter \"sql\""
]
}
},
{
"tool": "get_migration_status",
"tags": [],
"reasons": {}
},
{
"tool": "rollback_migration",
"tags": [
"sensitive-source"
],
"reasons": {
"sensitive-source": [
"parameter \"sql\""
]
}
},
{
"tool": "rollback_to_version",
"tags": [],
"reasons": {}
},
{
"tool": "rollback_last_migrations",
"tags": [],
"reasons": {}
},
{
"tool": "create_migration_with_rollback",
"tags": [
"sensitive-source"
],
"reasons": {
"sensitive-source": [
"parameter \"sql\""
]
}
},
{
"tool": "rollback_migration_with_down_sql",
"tags": [],
"reasons": {}
},
{
"tool": "list_edge_functions",
"tags": [],
"reasons": {}
},
{
"tool": "deploy_edge_function",
"tags": [],
"reasons": {}
},
{
"tool": "delete_edge_function",
"tags": [],
"reasons": {}
},
{
"tool": "get_edge_function_logs",
"tags": [
"sensitive-source"
],
"reasons": {
"sensitive-source": [
"keyword \"get_logs\""
]
}
},
{
"tool": "invoke_edge_function",
"tags": [],
"reasons": {}
},
{
"tool": "list_storage_buckets",
"tags": [],
"reasons": {}
},
{
"tool": "create_storage_bucket",
"tags": [],
"reasons": {}
},
{
"tool": "delete_storage_bucket",
"tags": [],
"reasons": {}
},
{
"tool": "get_auth_config",
"tags": [],
"reasons": {}
},
{
"tool": "update_auth_config",
"tags": [],
"reasons": {}
},
{
"tool": "check_supabase_health",
"tags": [],
"reasons": {}
},
{
"tool": "get_supabase_version",
"tags": [],
"reasons": {}
},
{
"tool": "list_coolify_applications",
"tags": [],
"reasons": {}
},
{
"tool": "get_coolify_application",
"tags": [],
"reasons": {}
},
{
"tool": "update_coolify_application_env",
"tags": [],
"reasons": {}
},
{
"tool": "deploy_coolify_application",
"tags": [],
"reasons": {}
},
{
"tool": "start_coolify_application",
"tags": [],
"reasons": {}
},
{
"tool": "stop_coolify_application",
"tags": [],
"reasons": {}
},
{
"tool": "restart_coolify_application",
"tags": [],
"reasons": {}
},
{
"tool": "list_coolify_services",
"tags": [],
"reasons": {}
},
{
"tool": "get_coolify_service",
"tags": [],
"reasons": {}
},
{
"tool": "start_coolify_service",
"tags": [],
"reasons": {}
},
{
"tool": "stop_coolify_service",
"tags": [],
"reasons": {}
},
{
"tool": "get_coolify_logs",
"tags": [],
"reasons": {}
},
{
"tool": "check_cli_installed",
"tags": [],
"reasons": {}
},
{
"tool": "supabase_init",
"tags": [],
"reasons": {}
},
{
"tool": "supabase_link",
"tags": [],
"reasons": {}
},
{
"tool": "supabase_start",
"tags": [],
"reasons": {}
},
{
"tool": "supabase_stop",
"tags": [],
"reasons": {}
},
{
"tool": "supabase_status",
"tags": [],
"reasons": {}
},
{
"tool": "supabase_db_diff",
"tags": [],
"reasons": {}
},
{
"tool": "supabase_db_push",
"tags": [],
"reasons": {}
},
{
"tool": "supabase_db_reset",
"tags": [],
"reasons": {}
},
{
"tool": "supabase_migration_new",
"tags": [],
"reasons": {}
},
{
"tool": "supabase_migration_list",
"tags": [],
"reasons": {}
},
{
"tool": "supabase_migration_repair",
"tags": [],
"reasons": {}
},
{
"tool": "supabase_functions_deploy",
"tags": [],
"reasons": {}
},
{
"tool": "supabase_functions_serve",
"tags": [],
"reasons": {}
},
{
"tool": "supabase_gen_types",
"tags": [],
"reasons": {}
},
{
"tool": "supabase_cli_execute",
"tags": [
"code-exec"
],
"reasons": {
"code-exec": [
"parameter \"command\""
]
}
},
{
"tool": "deploy_supabase_to_coolify",
"tags": [],
"reasons": {}
},
{
"tool": "update_supabase_deployment",
"tags": [],
"reasons": {}
},
{
"tool": "get_deployment_status",
"tags": [],
"reasons": {}
},
{
"tool": "verify_setup",
"tags": [],
"reasons": {}
}
],
"surfaceDigest": "f2a059f4d36b2affbc88fdb89e4540129443446528f13361f99b08906d112f3d",
"stats": {
"tools": 53,
"prompts": 0,
"resources": 0,
"findingsBySeverity": {
"critical": 0,
"high": 3,
"medium": 2,
"low": 1,
"info": 0
}
}
}