Playwright Tools — the complete, unedited output of the deterministic mcptrustchecker engine v1.9.0, scanned . Every finding, capability tag and score component below is exactly what the engine produced — no AI, no post-processing.
{
"tool": {
"name": "mcptrustchecker",
"version": "1.9.0",
"methodologyVersion": "mcptrustchecker-1.9"
},
"target": {
"id": "mcp-playwright-tools",
"source": {
"kind": "package",
"origin": "mcp-playwright-tools"
},
"server": {
"name": "mcp-playwright-tools"
}
},
"grade": "A",
"score": {
"score": 96,
"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": "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-1.9"
},
"capability": {
"level": "moderate",
"reasons": [
"ingests untrusted external content (a prompt-injection entry point)",
"can send data / act on an external service"
],
"tags": [
"untrusted-input",
"external-sink"
]
},
"coverage": {
"level": "source",
"inputs": {
"toolSurface": true,
"implementationSource": true,
"packageMetadata": true,
"liveTransport": false
},
"caveats": [
"Tools were statically extracted from the published source (73 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-005",
"title": "Untrusted input can drive an external action",
"category": "exfiltration",
"severity": "medium",
"confidence": "strong",
"description": "Untrusted-input tools ([get_page_content, get_page_requests, wait_for_download]) co-exist with external-action tools ([upload_file]). 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": "get_page_content → upload_file"
},
"evidence": "untrusted [get_page_content, get_page_requests, wait_for_download] → sinks [upload_file]",
"owasp": "LLM06:2025 Excessive Agency",
"references": [],
"data": {
"untrusted": [
"get_page_content",
"get_page_requests",
"wait_for_download"
],
"sinks": [
"upload_file"
]
}
}
],
"toxicFlows": [
{
"id": "flow-1",
"severity": "medium",
"confidence": "strong",
"untrustedInput": [
"get_page_content",
"get_page_requests",
"wait_for_download"
],
"sensitiveSource": [],
"externalSink": [
"upload_file"
],
"selfContained": false,
"description": "Untrusted input can drive an external action even though no sensitive source is exposed."
}
],
"capabilities": [
{
"tool": "navigate",
"tags": [],
"reasons": {}
},
{
"tool": "current_url",
"tags": [],
"reasons": {}
},
{
"tool": "go_back",
"tags": [],
"reasons": {}
},
{
"tool": "go_forward",
"tags": [],
"reasons": {}
},
{
"tool": "reload",
"tags": [],
"reasons": {}
},
{
"tool": "get_title",
"tags": [],
"reasons": {}
},
{
"tool": "get_text",
"tags": [],
"reasons": {}
},
{
"tool": "get_all_texts",
"tags": [],
"reasons": {}
},
{
"tool": "get_page_content",
"tags": [
"untrusted-input"
],
"reasons": {
"untrusted-input": [
"keyword \"get_page\""
]
}
},
{
"tool": "get_html",
"tags": [],
"reasons": {}
},
{
"tool": "get_links",
"tags": [],
"reasons": {}
},
{
"tool": "get_attribute",
"tags": [],
"reasons": {}
},
{
"tool": "get_aria_snapshot",
"tags": [],
"reasons": {}
},
{
"tool": "get_console_messages",
"tags": [],
"reasons": {}
},
{
"tool": "get_page_requests",
"tags": [
"untrusted-input"
],
"reasons": {
"untrusted-input": [
"keyword \"get_page\""
]
}
},
{
"tool": "click",
"tags": [],
"reasons": {}
},
{
"tool": "double_click",
"tags": [],
"reasons": {}
},
{
"tool": "right_click",
"tags": [],
"reasons": {}
},
{
"tool": "fill",
"tags": [],
"reasons": {}
},
{
"tool": "type_text",
"tags": [],
"reasons": {}
},
{
"tool": "press",
"tags": [],
"reasons": {}
},
{
"tool": "select_option",
"tags": [],
"reasons": {}
},
{
"tool": "select_option_by_text",
"tags": [],
"reasons": {}
},
{
"tool": "check",
"tags": [],
"reasons": {}
},
{
"tool": "uncheck",
"tags": [],
"reasons": {}
},
{
"tool": "hover",
"tags": [],
"reasons": {}
},
{
"tool": "focus",
"tags": [],
"reasons": {}
},
{
"tool": "clear",
"tags": [],
"reasons": {}
},
{
"tool": "drag_and_drop",
"tags": [],
"reasons": {}
},
{
"tool": "upload_file",
"tags": [
"external-sink"
],
"reasons": {
"external-sink": [
"keyword \"upload_file\""
]
}
},
{
"tool": "wait_for_download",
"tags": [
"untrusted-input"
],
"reasons": {
"untrusted-input": [
"keyword \"download\""
]
}
},
{
"tool": "accept_dialog",
"tags": [],
"reasons": {}
},
{
"tool": "dismiss_dialog",
"tags": [],
"reasons": {}
},
{
"tool": "screenshot",
"tags": [],
"reasons": {}
},
{
"tool": "screenshot_element",
"tags": [],
"reasons": {}
},
{
"tool": "wait_for",
"tags": [],
"reasons": {}
},
{
"tool": "wait_for_hidden",
"tags": [],
"reasons": {}
},
{
"tool": "wait_for_url",
"tags": [],
"reasons": {}
},
{
"tool": "set_viewport",
"tags": [],
"reasons": {}
},
{
"tool": "scroll_to",
"tags": [],
"reasons": {}
},
{
"tool": "scroll_page",
"tags": [],
"reasons": {}
},
{
"tool": "set_headless",
"tags": [],
"reasons": {}
},
{
"tool": "set_browser",
"tags": [],
"reasons": {}
},
{
"tool": "start_recording",
"tags": [],
"reasons": {}
},
{
"tool": "stop_recording",
"tags": [],
"reasons": {}
},
{
"tool": "recording_show_actions",
"tags": [],
"reasons": {}
},
{
"tool": "new_tab",
"tags": [],
"reasons": {}
},
{
"tool": "list_tabs",
"tags": [],
"reasons": {}
},
{
"tool": "switch_tab",
"tags": [],
"reasons": {}
},
{
"tool": "close_tab",
"tags": [],
"reasons": {}
},
{
"tool": "switch_to_frame",
"tags": [],
"reasons": {}
},
{
"tool": "switch_to_main",
"tags": [],
"reasons": {}
},
{
"tool": "get_cookies",
"tags": [],
"reasons": {}
},
{
"tool": "set_cookie",
"tags": [],
"reasons": {}
},
{
"tool": "clear_cookies",
"tags": [],
"reasons": {}
},
{
"tool": "get_local_storage",
"tags": [],
"reasons": {}
},
{
"tool": "set_local_storage",
"tags": [],
"reasons": {}
},
{
"tool": "clear_storage",
"tags": [],
"reasons": {}
},
{
"tool": "mock_route",
"tags": [],
"reasons": {}
},
{
"tool": "clear_route",
"tags": [],
"reasons": {}
},
{
"tool": "abort_route",
"tags": [],
"reasons": {}
},
{
"tool": "wait_for_response",
"tags": [],
"reasons": {}
},
{
"tool": "execute_script",
"tags": [],
"reasons": {}
},
{
"tool": "find_by_role",
"tags": [],
"reasons": {}
},
{
"tool": "find_by_text",
"tags": [],
"reasons": {}
},
{
"tool": "find_by_label",
"tags": [],
"reasons": {}
},
{
"tool": "find_by_placeholder",
"tags": [],
"reasons": {}
},
{
"tool": "find_by_test_id",
"tags": [],
"reasons": {}
},
{
"tool": "click_by_role",
"tags": [],
"reasons": {}
},
{
"tool": "click_by_text",
"tags": [],
"reasons": {}
},
{
"tool": "fill_by_label",
"tags": [],
"reasons": {}
},
{
"tool": "describe_element",
"tags": [],
"reasons": {}
},
{
"tool": "find_interactive_elements",
"tags": [],
"reasons": {}
}
],
"surfaceDigest": "cc372089bcdc434a6d484b9f9084c345c12599fba9cf54d96c06a3e00acf47a4",
"stats": {
"tools": 73,
"prompts": 0,
"resources": 0,
"findingsBySeverity": {
"critical": 0,
"high": 0,
"medium": 1,
"low": 0,
"info": 0
}
}
}