Threads — 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": "threads-mcp-server",
"source": {
"kind": "package",
"origin": "threads-mcp-server"
},
"server": {
"name": "threads-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)"
],
"tags": [
"sensitive-source",
"external-sink"
]
},
"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": [
{
"ruleId": "MTC-FLOW-004",
"title": "Sensitive-source and external-sink co-exist",
"category": "exfiltration",
"severity": "high",
"confidence": "strong",
"description": "Tools that read sensitive data ([repost_thread]) and tools that can send data out ([website_integration_setup]) 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": "repost_thread → website_integration_setup"
},
"evidence": "sources [repost_thread] → sinks [website_integration_setup]",
"owasp": "LLM02:2025 Sensitive Information Disclosure",
"references": [],
"data": {
"sources": [
"repost_thread"
],
"sinks": [
"website_integration_setup"
]
}
},
{
"ruleId": "MTC-CAP-007",
"title": "Unconstrained URL/host parameter \"webhook_url\" on \"website_integration_setup\"",
"category": "network",
"severity": "medium",
"confidence": "heuristic",
"description": "Tool \"website_integration_setup\" takes a URL/host parameter \"webhook_url\" with no allowlist/pattern. An outbound-request tool with an unbounded destination enables SSRF and cloud-metadata access (e.g. 169.254.169.254).",
"remediation": "Allowlist destinations or constrain the parameter; block private/link-local addresses server-side.",
"location": {
"kind": "tool",
"name": "website_integration_setup",
"field": "inputSchema.properties.webhook_url"
},
"owasp": "LLM06:2025 Excessive Agency",
"data": {
"param": "webhook_url"
}
}
],
"toxicFlows": [
{
"id": "flow-1",
"severity": "high",
"confidence": "strong",
"untrustedInput": [],
"sensitiveSource": [
"repost_thread"
],
"externalSink": [
"website_integration_setup"
],
"selfContained": false,
"path": [
"repost_thread",
"website_integration_setup"
],
"pathWired": false,
"description": "A sensitive-source → external-sink chain exists: repost_thread → website_integration_setup."
}
],
"capabilities": [
{
"tool": "get_my_profile",
"tags": [],
"reasons": {}
},
{
"tool": "get_my_threads",
"tags": [],
"reasons": {}
},
{
"tool": "publish_thread",
"tags": [],
"reasons": {}
},
{
"tool": "delete_thread",
"tags": [],
"reasons": {}
},
{
"tool": "search_my_threads",
"tags": [],
"reasons": {}
},
{
"tool": "get_thread_replies",
"tags": [],
"reasons": {}
},
{
"tool": "manage_reply",
"tags": [],
"reasons": {}
},
{
"tool": "get_my_insights",
"tags": [],
"reasons": {}
},
{
"tool": "get_thread_insights",
"tags": [],
"reasons": {}
},
{
"tool": "get_mentions",
"tags": [],
"reasons": {}
},
{
"tool": "get_publishing_limit",
"tags": [],
"reasons": {}
},
{
"tool": "create_reply",
"tags": [],
"reasons": {}
},
{
"tool": "create_thread_chain",
"tags": [],
"reasons": {}
},
{
"tool": "quote_post",
"tags": [],
"reasons": {}
},
{
"tool": "repost_thread",
"tags": [
"sensitive-source"
],
"reasons": {
"sensitive-source": [
"keyword \"read_repo\""
]
}
},
{
"tool": "unrepost_thread",
"tags": [],
"reasons": {}
},
{
"tool": "like_post",
"tags": [],
"reasons": {}
},
{
"tool": "unlike_post",
"tags": [],
"reasons": {}
},
{
"tool": "get_post_likes",
"tags": [],
"reasons": {}
},
{
"tool": "create_post_with_restrictions",
"tags": [],
"reasons": {}
},
{
"tool": "schedule_post",
"tags": [],
"reasons": {}
},
{
"tool": "search_posts",
"tags": [],
"reasons": {}
},
{
"tool": "search_mentions",
"tags": [],
"reasons": {}
},
{
"tool": "search_by_hashtags",
"tags": [],
"reasons": {}
},
{
"tool": "search_by_topics",
"tags": [],
"reasons": {}
},
{
"tool": "get_trending_posts",
"tags": [],
"reasons": {}
},
{
"tool": "search_users",
"tags": [],
"reasons": {}
},
{
"tool": "get_user_followers",
"tags": [],
"reasons": {}
},
{
"tool": "get_user_following",
"tags": [],
"reasons": {}
},
{
"tool": "follow_user",
"tags": [],
"reasons": {}
},
{
"tool": "unfollow_user",
"tags": [],
"reasons": {}
},
{
"tool": "block_user",
"tags": [],
"reasons": {}
},
{
"tool": "get_enhanced_insights",
"tags": [],
"reasons": {}
},
{
"tool": "get_audience_demographics",
"tags": [],
"reasons": {}
},
{
"tool": "get_engagement_trends",
"tags": [],
"reasons": {}
},
{
"tool": "get_follower_growth_analytics",
"tags": [],
"reasons": {}
},
{
"tool": "analyze_best_posting_times",
"tags": [],
"reasons": {}
},
{
"tool": "get_content_performance_report",
"tags": [],
"reasons": {}
},
{
"tool": "create_carousel_post",
"tags": [],
"reasons": {}
},
{
"tool": "auto_hashtag_suggestions",
"tags": [],
"reasons": {}
},
{
"tool": "content_optimization_analysis",
"tags": [],
"reasons": {}
},
{
"tool": "bulk_post_management",
"tags": [],
"reasons": {}
},
{
"tool": "website_integration_setup",
"tags": [
"external-sink"
],
"reasons": {
"external-sink": [
"parameter \"webhook\""
]
}
},
{
"tool": "validate_setup",
"tags": [],
"reasons": {}
}
],
"surfaceDigest": "9eb2de02096059b5fbe36c17536e470db582345da135a89c9a67e0111618ad3f",
"stats": {
"tools": 44,
"prompts": 0,
"resources": 0,
"findingsBySeverity": {
"critical": 0,
"high": 1,
"medium": 1,
"low": 0,
"info": 0
}
}
}