Youtrack Mcp Integration — 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": "youtrack-mcp-integration",
"source": {
"kind": "package",
"origin": "youtrack-mcp-integration"
},
"server": {
"name": "youtrack-mcp-integration"
}
},
"grade": "A",
"score": {
"score": 92,
"threatScore": 99,
"grade": "A",
"band": "A",
"categorySubtotals": {
"injection": 0,
"exfiltration": 0,
"permissions": 0,
"supply-chain": 1.2,
"network": 0,
"hygiene": 0
},
"vector": [
{
"kind": "threat",
"ruleId": "MTC-SUP-010",
"category": "supply-chain",
"severity": "low",
"confidence": "heuristic",
"rawWeight": 3,
"confidenceMult": 0.4,
"diminishingFactor": 1,
"appliedPenalty": 1.2
},
{
"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",
"can execute shell commands or code"
],
"tags": [
"external-sink",
"code-exec"
]
},
"coverage": {
"level": "source",
"inputs": {
"toolSurface": true,
"implementationSource": true,
"packageMetadata": true,
"liveTransport": false
},
"caveats": [
"Tools were statically extracted from the published source (40 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-CAP-001",
"title": "Tool \"youtrack_apply_workflow_command\" exposes command/code execution",
"category": "permissions",
"severity": "high",
"confidence": "strong",
"description": "Tool \"youtrack_apply_workflow_command\" 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": "youtrack_apply_workflow_command"
},
"owasp": "LLM05:2025 Improper Output Handling",
"data": {
"tags": [
"code-exec"
]
}
},
{
"ruleId": "MTC-CAP-006",
"title": "Unconstrained command parameter \"command\" on \"youtrack_apply_workflow_command\"",
"category": "permissions",
"severity": "medium",
"confidence": "heuristic",
"description": "Tool \"youtrack_apply_workflow_command\" 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": "youtrack_apply_workflow_command",
"field": "inputSchema.properties.command"
},
"owasp": "LLM05:2025 Improper Output Handling",
"data": {
"param": "command"
}
},
{
"ruleId": "MTC-CAP-005",
"title": "Mutating tool \"youtrack_apply_workflow_command\" declares no destructiveHint",
"category": "hygiene",
"severity": "low",
"confidence": "heuristic",
"description": "Tool \"youtrack_apply_workflow_command\" 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": "youtrack_apply_workflow_command"
},
"data": {
"tags": [
"code-exec"
]
}
},
{
"ruleId": "MTC-SUP-010",
"title": "Package runs install-time scripts (postinstall)",
"category": "supply-chain",
"severity": "low",
"confidence": "heuristic",
"description": "\"youtrack-mcp-integration\" executes postinstall script(s) at install time. An install hook runs at install time; most are routine build/setup, but review what it does before trusting it.",
"remediation": "Review the scripts; install with --ignore-scripts where possible and vet what they do.",
"location": {
"kind": "package",
"name": "youtrack-mcp-integration"
},
"evidence": "echo '✅ YouTrack MCP Server installed successfully! Use: youtrack-mcp --help'",
"owasp": "LLM03:2025 Supply Chain",
"references": [
"https://github.com/ossf/package-analysis",
"https://owasp.org/www-project-top-10-ci-cd-security-risks/"
],
"data": {
"scripts": [
"postinstall"
]
}
}
],
"toxicFlows": [],
"capabilities": [
{
"tool": "youtrack_list_issues",
"tags": [],
"reasons": {}
},
{
"tool": "youtrack_get_issue",
"tags": [],
"reasons": {}
},
{
"tool": "youtrack_create_issue",
"tags": [
"external-sink"
],
"reasons": {
"external-sink": [
"keyword \"create_issue\""
]
}
},
{
"tool": "youtrack_update_issue",
"tags": [],
"reasons": {}
},
{
"tool": "youtrack_delete_issue",
"tags": [],
"reasons": {}
},
{
"tool": "youtrack_search_issues",
"tags": [],
"reasons": {}
},
{
"tool": "youtrack_get_comments",
"tags": [],
"reasons": {}
},
{
"tool": "youtrack_add_comment",
"tags": [],
"reasons": {}
},
{
"tool": "youtrack_update_comment",
"tags": [],
"reasons": {}
},
{
"tool": "youtrack_delete_comment",
"tags": [],
"reasons": {}
},
{
"tool": "youtrack_get_attachments",
"tags": [],
"reasons": {}
},
{
"tool": "youtrack_get_work_items",
"tags": [],
"reasons": {}
},
{
"tool": "youtrack_add_work_item",
"tags": [],
"reasons": {}
},
{
"tool": "youtrack_update_work_item",
"tags": [],
"reasons": {}
},
{
"tool": "youtrack_delete_work_item",
"tags": [],
"reasons": {}
},
{
"tool": "youtrack_list_projects",
"tags": [],
"reasons": {}
},
{
"tool": "youtrack_get_project",
"tags": [],
"reasons": {}
},
{
"tool": "youtrack_create_project",
"tags": [],
"reasons": {}
},
{
"tool": "youtrack_update_project",
"tags": [],
"reasons": {}
},
{
"tool": "youtrack_delete_project",
"tags": [],
"reasons": {}
},
{
"tool": "youtrack_get_project_custom_fields",
"tags": [],
"reasons": {}
},
{
"tool": "youtrack_get_current_user",
"tags": [],
"reasons": {}
},
{
"tool": "youtrack_list_users",
"tags": [],
"reasons": {}
},
{
"tool": "youtrack_get_user",
"tags": [],
"reasons": {}
},
{
"tool": "youtrack_list_groups",
"tags": [],
"reasons": {}
},
{
"tool": "youtrack_get_group",
"tags": [],
"reasons": {}
},
{
"tool": "youtrack_get_issue_commands",
"tags": [],
"reasons": {}
},
{
"tool": "youtrack_apply_workflow_command",
"tags": [
"code-exec"
],
"reasons": {
"code-exec": [
"parameter \"command\""
]
}
},
{
"tool": "youtrack_list_agile_boards",
"tags": [],
"reasons": {}
},
{
"tool": "youtrack_get_agile_board",
"tags": [],
"reasons": {}
},
{
"tool": "youtrack_create_agile_board",
"tags": [],
"reasons": {}
},
{
"tool": "youtrack_update_agile_board",
"tags": [],
"reasons": {}
},
{
"tool": "youtrack_list_sprints",
"tags": [],
"reasons": {}
},
{
"tool": "youtrack_get_sprint",
"tags": [],
"reasons": {}
},
{
"tool": "youtrack_create_sprint",
"tags": [],
"reasons": {}
},
{
"tool": "youtrack_update_sprint",
"tags": [],
"reasons": {}
},
{
"tool": "youtrack_ping",
"tags": [],
"reasons": {}
},
{
"tool": "youtrack_get_server_info",
"tags": [],
"reasons": {}
},
{
"tool": "youtrack_get_project_statistics",
"tags": [],
"reasons": {}
},
{
"tool": "youtrack_generate_report",
"tags": [],
"reasons": {}
}
],
"surfaceDigest": "7ee5fbe3adaa41bf7abdab2a4511823094f6c1c68f452020a0a1513f91b1c930",
"stats": {
"tools": 40,
"prompts": 0,
"resources": 0,
"findingsBySeverity": {
"critical": 0,
"high": 1,
"medium": 1,
"low": 2,
"info": 0
}
}
}