Dns — the complete, unedited output of the deterministic mcptrustchecker engine v1.10.0, scanned . Every finding, capability tag and score component below is exactly what the engine produced — no AI, no post-processing.
{
"tool": {
"name": "mcptrustchecker",
"version": "1.10.0",
"methodologyVersion": "mcptrustchecker-1.9"
},
"target": {
"id": "https://dns-mcp.blackveilsecurity.com/mcp",
"source": {
"kind": "http",
"origin": "https://dns-mcp.blackveilsecurity.com/mcp"
},
"server": {
"name": "Blackveil DNS",
"version": "3.34.1"
}
},
"grade": "A",
"score": {
"score": 97,
"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": "moderate",
"label": "capability blast radius (moderate) — client exposure if the model is manipulated",
"appliedPenalty": 3
},
{
"kind": "client",
"term": "coverage-honesty",
"level": "live",
"label": "inspection depth (live) — how much of the target the scan could see",
"appliedPenalty": 0
}
],
"gatesFired": [],
"methodologyVersion": "mcptrustchecker-1.9"
},
"capability": {
"level": "moderate",
"reasons": [
"ingests untrusted external content (a prompt-injection entry point)",
"can send data / act on an external service"
],
"tags": [
"external-sink",
"untrusted-input"
]
},
"coverage": {
"level": "live",
"inputs": {
"toolSurface": true,
"implementationSource": false,
"packageMetadata": false,
"liveTransport": true
},
"caveats": []
},
"findings": [
{
"ruleId": "MTC-FLOW-005",
"title": "Untrusted input can drive an external action",
"category": "exfiltration",
"severity": "medium",
"confidence": "strong",
"description": "Untrusted-input tools ([rdap_lookup, discover_brand_domains_start, discover_brand_domains_findings, brand_audit_batch_start, brand_audit_get_report]) co-exist with external-action tools ([map_supply_chain, register_brand_audit_watch]). A prompt injection could cause unwanted external actions, though no direct sensitive-data leak path was found.",
"remediation": "Require confirmation for state-changing/egress actions triggered after processing untrusted content.",
"location": {
"kind": "flow",
"name": "rdap_lookup → map_supply_chain"
},
"evidence": "untrusted [rdap_lookup, discover_brand_domains_start, discover_brand_domains_findings, brand_audit_batch_start, brand_audit_get_report] → sinks [map_supply_chai",
"owasp": "LLM06:2025 Excessive Agency",
"references": [],
"data": {
"untrusted": [
"rdap_lookup",
"discover_brand_domains_start",
"discover_brand_domains_findings",
"brand_audit_batch_start",
"brand_audit_get_report"
],
"sinks": [
"map_supply_chain",
"register_brand_audit_watch"
]
}
},
{
"ruleId": "MTC-CAP-007",
"title": "Unconstrained URL/host parameter \"webhook_url\" on \"register_brand_audit_watch\"",
"category": "network",
"severity": "medium",
"confidence": "heuristic",
"description": "Tool \"register_brand_audit_watch\" 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": "register_brand_audit_watch",
"field": "inputSchema.properties.webhook_url"
},
"owasp": "LLM06:2025 Excessive Agency",
"data": {
"param": "webhook_url"
}
},
{
"ruleId": "MTC-NET-005",
"title": "Remote HTTP MCP endpoint",
"category": "network",
"severity": "info",
"confidence": "strong",
"description": "Remote endpoint dns-mcp.blackveilsecurity.com. MCP Trust Checker does not test server-side authentication/authorization; verify the endpoint requires auth.",
"location": {
"kind": "transport"
}
}
],
"toxicFlows": [
{
"id": "flow-1",
"severity": "medium",
"confidence": "strong",
"untrustedInput": [
"rdap_lookup",
"discover_brand_domains_start",
"discover_brand_domains_findings",
"brand_audit_batch_start",
"brand_audit_get_report"
],
"sensitiveSource": [],
"externalSink": [
"map_supply_chain",
"register_brand_audit_watch"
],
"selfContained": false,
"description": "Untrusted input can drive an external action even though no sensitive source is exposed."
}
],
"capabilities": [
{
"tool": "check_mx",
"tags": [],
"reasons": {}
},
{
"tool": "check_spf",
"tags": [],
"reasons": {}
},
{
"tool": "check_dmarc",
"tags": [],
"reasons": {}
},
{
"tool": "check_dkim",
"tags": [],
"reasons": {}
},
{
"tool": "check_dnssec",
"tags": [],
"reasons": {}
},
{
"tool": "check_ssl",
"tags": [],
"reasons": {}
},
{
"tool": "check_mta_sts",
"tags": [],
"reasons": {}
},
{
"tool": "check_ns",
"tags": [],
"reasons": {}
},
{
"tool": "check_caa",
"tags": [],
"reasons": {}
},
{
"tool": "check_bimi",
"tags": [],
"reasons": {}
},
{
"tool": "check_tlsrpt",
"tags": [],
"reasons": {}
},
{
"tool": "check_http_security",
"tags": [],
"reasons": {}
},
{
"tool": "check_dane",
"tags": [],
"reasons": {}
},
{
"tool": "check_ptr",
"tags": [],
"reasons": {}
},
{
"tool": "check_dane_https",
"tags": [],
"reasons": {}
},
{
"tool": "check_svcb_https",
"tags": [],
"reasons": {}
},
{
"tool": "check_lookalikes",
"tags": [],
"reasons": {}
},
{
"tool": "check_subdomailing",
"tags": [],
"reasons": {}
},
{
"tool": "scan_domain",
"tags": [],
"reasons": {}
},
{
"tool": "batch_scan",
"tags": [],
"reasons": {}
},
{
"tool": "compare_domains",
"tags": [],
"reasons": {}
},
{
"tool": "compare_baseline",
"tags": [],
"reasons": {}
},
{
"tool": "check_shadow_domains",
"tags": [],
"reasons": {}
},
{
"tool": "check_txt_hygiene",
"tags": [],
"reasons": {}
},
{
"tool": "check_mx_reputation",
"tags": [],
"reasons": {}
},
{
"tool": "check_srv",
"tags": [],
"reasons": {}
},
{
"tool": "check_zone_hygiene",
"tags": [],
"reasons": {}
},
{
"tool": "generate",
"tags": [],
"reasons": {}
},
{
"tool": "get_domain_rank",
"tags": [],
"reasons": {}
},
{
"tool": "get_benchmark",
"tags": [],
"reasons": {}
},
{
"tool": "get_provider_insights",
"tags": [],
"reasons": {}
},
{
"tool": "assess_spoofability",
"tags": [],
"reasons": {}
},
{
"tool": "check_resolver_consistency",
"tags": [],
"reasons": {}
},
{
"tool": "explain_finding",
"tags": [],
"reasons": {}
},
{
"tool": "map_supply_chain",
"tags": [
"external-sink"
],
"reasons": {
"external-sink": [
"keyword \"send_email\""
]
}
},
{
"tool": "analyze_drift",
"tags": [],
"reasons": {}
},
{
"tool": "validate_fix",
"tags": [],
"reasons": {}
},
{
"tool": "resolve_spf_chain",
"tags": [],
"reasons": {}
},
{
"tool": "discover_subdomains",
"tags": [],
"reasons": {}
},
{
"tool": "map_compliance",
"tags": [],
"reasons": {}
},
{
"tool": "prioritize_csc_leads",
"tags": [],
"reasons": {}
},
{
"tool": "simulate_attack_paths",
"tags": [],
"reasons": {}
},
{
"tool": "check_dbl",
"tags": [],
"reasons": {}
},
{
"tool": "check_rbl",
"tags": [],
"reasons": {}
},
{
"tool": "cymru_asn",
"tags": [],
"reasons": {}
},
{
"tool": "rdap_lookup",
"tags": [
"untrusted-input"
],
"reasons": {
"untrusted-input": [
"keyword \"fetch\""
]
}
},
{
"tool": "check_realtime_threat_feed",
"tags": [],
"reasons": {}
},
{
"tool": "check_nsec_walkability",
"tags": [],
"reasons": {}
},
{
"tool": "check_dnssec_chain",
"tags": [],
"reasons": {}
},
{
"tool": "check_agent_discovery",
"tags": [],
"reasons": {}
},
{
"tool": "check_dnskey_strength",
"tags": [],
"reasons": {}
},
{
"tool": "check_fast_flux",
"tags": [],
"reasons": {}
},
{
"tool": "check_subdomain_takeover",
"tags": [],
"reasons": {}
},
{
"tool": "check_authoritative_dns_infra",
"tags": [],
"reasons": {}
},
{
"tool": "check_root_server_set",
"tags": [],
"reasons": {}
},
{
"tool": "discover_brand_domains",
"tags": [],
"reasons": {}
},
{
"tool": "discover_brand_domains_start",
"tags": [
"untrusted-input"
],
"reasons": {
"untrusted-input": [
"keyword \"fetch\""
]
}
},
{
"tool": "discover_brand_domains_status",
"tags": [],
"reasons": {}
},
{
"tool": "discover_brand_domains_findings",
"tags": [
"untrusted-input"
],
"reasons": {
"untrusted-input": [
"keyword \"fetch\""
]
}
},
{
"tool": "brand_audit_single",
"tags": [],
"reasons": {}
},
{
"tool": "brand_audit_batch_start",
"tags": [
"untrusted-input"
],
"reasons": {
"untrusted-input": [
"keyword \"fetch\""
]
}
},
{
"tool": "brand_audit_status",
"tags": [],
"reasons": {}
},
{
"tool": "brand_audit_get_report",
"tags": [
"untrusted-input"
],
"reasons": {
"untrusted-input": [
"keyword \"fetch\""
]
}
},
{
"tool": "list_brand_audit_watches",
"tags": [],
"reasons": {}
},
{
"tool": "register_brand_audit_watch",
"tags": [
"external-sink"
],
"reasons": {
"external-sink": [
"keyword \"webhook\"",
"parameter \"webhook\""
]
}
},
{
"tool": "delete_brand_audit_watch",
"tags": [],
"reasons": {}
},
{
"tool": "scan_buckets_start",
"tags": [],
"reasons": {}
},
{
"tool": "scan_buckets_status",
"tags": [],
"reasons": {}
},
{
"tool": "scan_buckets_findings",
"tags": [],
"reasons": {}
},
{
"tool": "osint_investigate_domain_start",
"tags": [],
"reasons": {}
},
{
"tool": "osint_investigate_infrastructure_start",
"tags": [],
"reasons": {}
},
{
"tool": "osint_investigate_supply_chain_start",
"tags": [],
"reasons": {}
},
{
"tool": "osint_investigate_username_start",
"tags": [],
"reasons": {}
},
{
"tool": "osint_investigate_email_start",
"tags": [],
"reasons": {}
},
{
"tool": "osint_investigation_status",
"tags": [],
"reasons": {}
},
{
"tool": "osint_investigation_report",
"tags": [],
"reasons": {}
},
{
"tool": "query_signins",
"tags": [],
"reasons": {}
},
{
"tool": "query_ual",
"tags": [],
"reasons": {}
},
{
"tool": "get_ca_policies",
"tags": [],
"reasons": {}
},
{
"tool": "assess_coverage",
"tags": [],
"reasons": {}
}
],
"surfaceDigest": "9a7a6ff07a58cd91feeb41eb3194345d1b2c2cda65b1eab30f50d043bd0783a2",
"stats": {
"tools": 80,
"prompts": 7,
"resources": 6,
"findingsBySeverity": {
"critical": 0,
"high": 0,
"medium": 2,
"low": 0,
"info": 1
}
}
}