Avallon Labs — 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": "@avallon-labs/mcp",
"source": {
"kind": "package",
"origin": "@avallon-labs/mcp"
},
"server": {
"name": "@avallon-labs/mcp"
}
},
"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",
"reads sensitive or local data",
"has a read → egress path (a data-exfiltration surface)"
],
"tags": [
"external-sink",
"sensitive-source"
]
},
"coverage": {
"level": "source",
"inputs": {
"toolSurface": true,
"implementationSource": true,
"packageMetadata": true,
"liveTransport": false
},
"caveats": [
"Tools were statically extracted from the published source (152 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 ([listSecrets, getSecret]) and tools that can send data out ([sendEmail, createWorkerWebhook, createAgentWebhook, createInboxWebhook, createExtractorWebhook, deleteWebhook, getWebhook, listWebhookDeliveries, testWebhook]) 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": "listSecrets → sendEmail"
},
"evidence": "sources [listSecrets, getSecret] → sinks [sendEmail, createWorkerWebhook, createAgentWebhook, createInboxWebhook, createExtractorWebhook, deleteWebhook, getWebh",
"owasp": "LLM02:2025 Sensitive Information Disclosure",
"references": [],
"data": {
"sources": [
"listSecrets",
"getSecret"
],
"sinks": [
"sendEmail",
"createWorkerWebhook",
"createAgentWebhook",
"createInboxWebhook",
"createExtractorWebhook",
"deleteWebhook",
"getWebhook",
"listWebhookDeliveries",
"testWebhook"
]
}
},
{
"ruleId": "MTC-SUP-011",
"title": "Package declares no source repository",
"category": "supply-chain",
"severity": "info",
"confidence": "strong",
"description": "\"@avallon-labs/mcp\" 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": "@avallon-labs/mcp"
}
}
],
"toxicFlows": [
{
"id": "flow-1",
"severity": "high",
"confidence": "strong",
"untrustedInput": [],
"sensitiveSource": [
"listSecrets",
"getSecret"
],
"externalSink": [
"sendEmail",
"createWorkerWebhook",
"createAgentWebhook",
"createInboxWebhook",
"createExtractorWebhook",
"deleteWebhook",
"getWebhook",
"listWebhookDeliveries",
"testWebhook"
],
"selfContained": false,
"path": [
"getSecret",
"createAgentWebhook"
],
"pathWired": false,
"description": "A sensitive-source → external-sink chain exists: getSecret → createAgentWebhook."
}
],
"capabilities": [
{
"tool": "listVoiceAgents",
"tags": [],
"reasons": {}
},
{
"tool": "createVoiceAgent",
"tags": [],
"reasons": {}
},
{
"tool": "getVoiceAgent",
"tags": [],
"reasons": {}
},
{
"tool": "updateVoiceAgent",
"tags": [],
"reasons": {}
},
{
"tool": "deleteVoiceAgent",
"tags": [],
"reasons": {}
},
{
"tool": "listVoiceAgentVersions",
"tags": [],
"reasons": {}
},
{
"tool": "getVoiceAgentVersion",
"tags": [],
"reasons": {}
},
{
"tool": "promoteVoiceAgentVersion",
"tags": [],
"reasons": {}
},
{
"tool": "getVoiceAgentVersionChangeSummary",
"tags": [],
"reasons": {}
},
{
"tool": "addToolsToVoiceAgent",
"tags": [],
"reasons": {}
},
{
"tool": "deleteToolsFromVoiceAgent",
"tags": [],
"reasons": {}
},
{
"tool": "getVoiceAgentPlaceholders",
"tags": [],
"reasons": {}
},
{
"tool": "getVoiceAgentPrompt",
"tags": [],
"reasons": {}
},
{
"tool": "updateVoiceAgentPrompt",
"tags": [],
"reasons": {}
},
{
"tool": "updateVoiceAgentModels",
"tags": [],
"reasons": {}
},
{
"tool": "updateCallControls",
"tags": [],
"reasons": {}
},
{
"tool": "scheduleJob",
"tags": [],
"reasons": {}
},
{
"tool": "listJobs",
"tags": [],
"reasons": {}
},
{
"tool": "cancelJob",
"tags": [],
"reasons": {}
},
{
"tool": "listApiKeys",
"tags": [],
"reasons": {}
},
{
"tool": "createApiKey",
"tags": [],
"reasons": {}
},
{
"tool": "revokeApiKey",
"tags": [],
"reasons": {}
},
{
"tool": "updateApiKey",
"tags": [],
"reasons": {}
},
{
"tool": "createArtifact",
"tags": [],
"reasons": {}
},
{
"tool": "listArtifacts",
"tags": [],
"reasons": {}
},
{
"tool": "getArtifact",
"tags": [],
"reasons": {}
},
{
"tool": "deleteArtifact",
"tags": [],
"reasons": {}
},
{
"tool": "getArtifactMetadataKeys",
"tags": [],
"reasons": {}
},
{
"tool": "getArtifactStatusSummary",
"tags": [],
"reasons": {}
},
{
"tool": "getArtifactUploadUrl",
"tags": [],
"reasons": {}
},
{
"tool": "updateArtifactMetadata",
"tags": [],
"reasons": {}
},
{
"tool": "signUp",
"tags": [],
"reasons": {}
},
{
"tool": "signIn",
"tags": [],
"reasons": {}
},
{
"tool": "requestPasswordReset",
"tags": [],
"reasons": {}
},
{
"tool": "resetPassword",
"tags": [],
"reasons": {}
},
{
"tool": "refreshToken",
"tags": [],
"reasons": {}
},
{
"tool": "getOAuthUrl",
"tags": [],
"reasons": {}
},
{
"tool": "getSessionToken",
"tags": [],
"reasons": {}
},
{
"tool": "getPartnerJwks",
"tags": [],
"reasons": {}
},
{
"tool": "partnerLaunch",
"tags": [],
"reasons": {}
},
{
"tool": "listCalls",
"tags": [],
"reasons": {}
},
{
"tool": "getCall",
"tags": [],
"reasons": {}
},
{
"tool": "getCallEvaluation",
"tags": [],
"reasons": {}
},
{
"tool": "getCallAnalytics",
"tags": [],
"reasons": {}
},
{
"tool": "getAnalyticsTimeSeries",
"tags": [],
"reasons": {}
},
{
"tool": "createCallFeedback",
"tags": [],
"reasons": {}
},
{
"tool": "listCallFeedback",
"tags": [],
"reasons": {}
},
{
"tool": "deleteCallFeedback",
"tags": [],
"reasons": {}
},
{
"tool": "checkInboxAvailability",
"tags": [],
"reasons": {}
},
{
"tool": "createInbox",
"tags": [],
"reasons": {}
},
{
"tool": "listInboxes",
"tags": [],
"reasons": {}
},
{
"tool": "updateInbox",
"tags": [],
"reasons": {}
},
{
"tool": "deleteInbox",
"tags": [],
"reasons": {}
},
{
"tool": "getEmail",
"tags": [],
"reasons": {}
},
{
"tool": "deleteEmail",
"tags": [],
"reasons": {}
},
{
"tool": "listEmails",
"tags": [],
"reasons": {}
},
{
"tool": "listEmailThreads",
"tags": [],
"reasons": {}
},
{
"tool": "replyToEmail",
"tags": [],
"reasons": {}
},
{
"tool": "sendEmail",
"tags": [
"external-sink"
],
"reasons": {
"external-sink": [
"keyword \"send_email\""
]
}
},
{
"tool": "listExtractorJobs",
"tags": [],
"reasons": {}
},
{
"tool": "createExtractorJob",
"tags": [],
"reasons": {}
},
{
"tool": "getExtractorJob",
"tags": [],
"reasons": {}
},
{
"tool": "listWorkerRuns",
"tags": [],
"reasons": {}
},
{
"tool": "createWorkerRun",
"tags": [],
"reasons": {}
},
{
"tool": "getWorkerRun",
"tags": [],
"reasons": {}
},
{
"tool": "listWorkerRunMessages",
"tags": [],
"reasons": {}
},
{
"tool": "updateWorkerRunScope",
"tags": [],
"reasons": {}
},
{
"tool": "cancelWorkerRun",
"tags": [],
"reasons": {}
},
{
"tool": "createExtractor",
"tags": [],
"reasons": {}
},
{
"tool": "listExtractors",
"tags": [],
"reasons": {}
},
{
"tool": "getExtractor",
"tags": [],
"reasons": {}
},
{
"tool": "updateExtractor",
"tags": [],
"reasons": {}
},
{
"tool": "deleteExtractor",
"tags": [],
"reasons": {}
},
{
"tool": "createWorker",
"tags": [],
"reasons": {}
},
{
"tool": "listWorkers",
"tags": [],
"reasons": {}
},
{
"tool": "getWorker",
"tags": [],
"reasons": {}
},
{
"tool": "deleteWorker",
"tags": [],
"reasons": {}
},
{
"tool": "updateWorker",
"tags": [],
"reasons": {}
},
{
"tool": "getWorkerPrompt",
"tags": [],
"reasons": {}
},
{
"tool": "updateWorkerPrompt",
"tags": [],
"reasons": {}
},
{
"tool": "listWorkerModels",
"tags": [],
"reasons": {}
},
{
"tool": "updateWorkerMcps",
"tags": [],
"reasons": {}
},
{
"tool": "listWorkerVersions",
"tags": [],
"reasons": {}
},
{
"tool": "getWorkerVersion",
"tags": [],
"reasons": {}
},
{
"tool": "promoteWorkerVersion",
"tags": [],
"reasons": {}
},
{
"tool": "getWorkerVersionChangeSummary",
"tags": [],
"reasons": {}
},
{
"tool": "createWorkerWebhook",
"tags": [
"external-sink"
],
"reasons": {
"external-sink": [
"keyword \"webhook\""
]
}
},
{
"tool": "listWorkerWebhooks",
"tags": [],
"reasons": {}
},
{
"tool": "listCases",
"tags": [],
"reasons": {}
},
{
"tool": "createCase",
"tags": [],
"reasons": {}
},
{
"tool": "searchCases",
"tags": [],
"reasons": {}
},
{
"tool": "getCase",
"tags": [],
"reasons": {}
},
{
"tool": "addCaseLinks",
"tags": [],
"reasons": {}
},
{
"tool": "listCaseLinks",
"tags": [],
"reasons": {}
},
{
"tool": "removeCaseLink",
"tags": [],
"reasons": {}
},
{
"tool": "createChatAgent",
"tags": [],
"reasons": {}
},
{
"tool": "listChatAgents",
"tags": [],
"reasons": {}
},
{
"tool": "getChatAgent",
"tags": [],
"reasons": {}
},
{
"tool": "updateChatAgent",
"tags": [],
"reasons": {}
},
{
"tool": "deleteChatAgent",
"tags": [],
"reasons": {}
},
{
"tool": "getChatAgentPrompt",
"tags": [],
"reasons": {}
},
{
"tool": "updateChatAgentPrompt",
"tags": [],
"reasons": {}
},
{
"tool": "createChat",
"tags": [],
"reasons": {}
},
{
"tool": "getChat",
"tags": [],
"reasons": {}
},
{
"tool": "getPublicChatAgent",
"tags": [],
"reasons": {}
},
{
"tool": "postChatMessage",
"tags": [],
"reasons": {}
},
{
"tool": "listChats",
"tags": [],
"reasons": {}
},
{
"tool": "listChatMessages",
"tags": [],
"reasons": {}
},
{
"tool": "getExtract",
"tags": [],
"reasons": {}
},
{
"tool": "getExtractCitations",
"tags": [],
"reasons": {}
},
{
"tool": "listExtracts",
"tags": [],
"reasons": {}
},
{
"tool": "getProfile",
"tags": [],
"reasons": {}
},
{
"tool": "listTeamMembers",
"tags": [],
"reasons": {}
},
{
"tool": "inviteTeamMember",
"tags": [],
"reasons": {}
},
{
"tool": "listTeamInvitations",
"tags": [],
"reasons": {}
},
{
"tool": "revokeTeamInvitation",
"tags": [],
"reasons": {}
},
{
"tool": "resendTeamInvitation",
"tags": [],
"reasons": {}
},
{
"tool": "updateMemberRole",
"tags": [],
"reasons": {}
},
{
"tool": "removeMember",
"tags": [],
"reasons": {}
},
{
"tool": "createSecret",
"tags": [],
"reasons": {}
},
{
"tool": "listSecrets",
"tags": [
"sensitive-source"
],
"reasons": {
"sensitive-source": [
"keyword \"list_secrets\""
]
}
},
{
"tool": "getSecret",
"tags": [
"sensitive-source"
],
"reasons": {
"sensitive-source": [
"keyword \"get_secret\""
]
}
},
{
"tool": "updateSecret",
"tags": [],
"reasons": {}
},
{
"tool": "deleteSecret",
"tags": [],
"reasons": {}
},
{
"tool": "createSchedule",
"tags": [],
"reasons": {}
},
{
"tool": "listSchedules",
"tags": [],
"reasons": {}
},
{
"tool": "getSchedule",
"tags": [],
"reasons": {}
},
{
"tool": "updateSchedule",
"tags": [],
"reasons": {}
},
{
"tool": "deleteSchedule",
"tags": [],
"reasons": {}
},
{
"tool": "listDispatches",
"tags": [],
"reasons": {}
},
{
"tool": "listNotifications",
"tags": [],
"reasons": {}
},
{
"tool": "createTool",
"tags": [],
"reasons": {}
},
{
"tool": "listTools",
"tags": [],
"reasons": {}
},
{
"tool": "deleteTool",
"tags": [],
"reasons": {}
},
{
"tool": "getTool",
"tags": [],
"reasons": {}
},
{
"tool": "updateTool",
"tags": [],
"reasons": {}
},
{
"tool": "executeCode",
"tags": [],
"reasons": {}
},
{
"tool": "workerListTools",
"tags": [],
"reasons": {}
},
{
"tool": "workerGetTool",
"tags": [],
"reasons": {}
},
{
"tool": "workerExecuteTool",
"tags": [],
"reasons": {}
},
{
"tool": "notifyAdmin",
"tags": [],
"reasons": {}
},
{
"tool": "uploadFile",
"tags": [],
"reasons": {}
},
{
"tool": "createAgentWebhook",
"tags": [
"external-sink"
],
"reasons": {
"external-sink": [
"keyword \"webhook\""
]
}
},
{
"tool": "listAgentWebhooks",
"tags": [],
"reasons": {}
},
{
"tool": "createInboxWebhook",
"tags": [
"external-sink"
],
"reasons": {
"external-sink": [
"keyword \"webhook\""
]
}
},
{
"tool": "listInboxWebhooks",
"tags": [],
"reasons": {}
},
{
"tool": "createExtractorWebhook",
"tags": [
"external-sink"
],
"reasons": {
"external-sink": [
"keyword \"webhook\""
]
}
},
{
"tool": "listWebhooks",
"tags": [],
"reasons": {}
},
{
"tool": "deleteWebhook",
"tags": [
"external-sink"
],
"reasons": {
"external-sink": [
"keyword \"webhook\""
]
}
},
{
"tool": "getWebhook",
"tags": [
"external-sink"
],
"reasons": {
"external-sink": [
"keyword \"webhook\""
]
}
},
{
"tool": "listWebhookDeliveries",
"tags": [
"external-sink"
],
"reasons": {
"external-sink": [
"keyword \"webhook\""
]
}
},
{
"tool": "testWebhook",
"tags": [
"external-sink"
],
"reasons": {
"external-sink": [
"keyword \"webhook\""
]
}
}
],
"surfaceDigest": "b84ca5ea2cc9189ba1fe4a21df68abf7f3b3798b2e8140030a483096c63519ac",
"stats": {
"tools": 152,
"prompts": 0,
"resources": 0,
"findingsBySeverity": {
"critical": 0,
"high": 1,
"medium": 0,
"low": 0,
"info": 1
}
}
}