io.github.cyanheads/cisa-cybersecurity-mcp-server

{
  "_meta": {
    "io.modelcontextprotocol.registry/official": {
      "status": "active",
      "isLatest": true,
      "updatedAt": "2026-11-14T06:32:25.843295Z",
      "publishedAt": "2026-11-14T06:32:25.843295Z",
      "statusChangedAt": "2026-11-14T06:32:25.843295Z"
    }
  },
  "server": {
    "name": "io.github.cyanheads/cisa-cybersecurity-mcp-server",
    "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
    "remotes": [
      {
        "url": "https://cisa-cybersecurity.caseyjhand.com/mcp",
        "type": "streamable-http"
      }
    ],
    "version": "0.5.0",
    "packages": [
      {
        "version": "0.5.0",
        "transport": {
          "type": "stdio"
        },
        "identifier": "@cyanheads/cisa-cybersecurity-mcp-server",
        "runtimeHint": "npx",
        "registryType": "npm",
        "registryBaseUrl": "https://registry.npmjs.org",
        "environmentVariables": [
          {
            "name": "CISA_CLAMP_OVERSIZED_INPUTS",
            "format": "string",
            "default": "true",
            "description": "Return bounded results and explicit unprocessed CVE IDs for oversized reads. Set false to reject requests above each tool's workload cap."
          },
          {
            "name": "MCP_LOG_LEVEL",
            "format": "string",
            "default": "info",
            "description": "Sets the minimum log level for output (e.g., 'debug', 'info', 'warn')."
          },
          {
            "name": "CISA_KEV_REFRESH_CRON",
            "format": "string",
            "default": "*/30 * * * *",
            "description": "Cron expression for the KEV catalog conditional-refresh poll, on every transport. Set off to disable it; an invalid expression fails startup."
          },
          {
            "name": "CISA_CSAF_MIRROR_PATH",
            "format": "string",
            "description": "Filesystem path to the local SQLite index of ICS advisories. Unset, it is csaf.sqlite3 under cisa-cybersecurity-mcp-server in the per-user cache directory: ~/Library/Caches on macOS, $XDG_CACHE_HOME or ~/.cache on Linux, %LOCALAPPDATA% on Windows."
          },
          {
            "name": "CISA_CSAF_MIRROR_AUTO_INIT",
            "format": "string",
            "default": "true",
            "description": "Seed the ICS advisory index in the background at startup when it has never completed a sync, and re-ingest it in place when an older server version built it. Accepts true or false; set false where seeding runs out of band."
          },
          {
            "name": "CISA_CSAF_REFRESH_CRON",
            "format": "string",
            "default": "17 */6 * * *",
            "description": "Cron expression for the incremental ICS advisory refresh, on every transport; the refresh also runs once at startup. Set off to disable both; an invalid expression fails startup."
          },
          {
            "name": "CISA_VULNRICHMENT_CACHE_TTL_SECONDS",
            "format": "string",
            "default": "21600",
            "description": "Seconds a fetched SSVC record stays cached. Negative results use one sixth of this value."
          },
          {
            "name": "CISA_FEED_CACHE_TTL_SECONDS",
            "format": "string",
            "default": "900",
            "description": "Seconds a parsed RSS feed window stays cached."
          },
          {
            "name": "CISA_HTTP_TIMEOUT_MS",
            "format": "string",
            "default": "30000",
            "description": "Per-request timeout in milliseconds for every upstream fetch."
          }
        ]
      },
      {
        "version": "0.5.0",
        "transport": {
          "url": "http://localhost:3010/mcp",
          "type": "streamable-http"
        },
        "identifier": "@cyanheads/cisa-cybersecurity-mcp-server",
        "runtimeHint": "npx",
        "registryType": "npm",
        "registryBaseUrl": "https://registry.npmjs.org",
        "environmentVariables": [
          {
            "name": "CISA_CLAMP_OVERSIZED_INPUTS",
            "format": "string",
            "default": "true",
            "description": "Return bounded results and explicit unprocessed CVE IDs for oversized reads. Set false to reject requests above each tool's workload cap."
          },
          {
            "name": "MCP_TRANSPORT_TYPE",
            "value": "http",
            "format": "string",
            "description": "Selects the HTTP transport."
          },
          {
            "name": "MCP_HTTP_HOST",
            "format": "string",
            "default": "127.0.0.1",
            "description": "The hostname for the HTTP server."
          },
          {
            "name": "MCP_HTTP_PORT",
            "format": "string",
            "default": "3010",
            "description": "The port to run the HTTP server on."
          },
          {
            "name": "MCP_HTTP_ENDPOINT_PATH",
            "format": "string",
            "default": "/mcp",
            "description": "The endpoint path for the MCP server."
          },
          {
            "name": "MCP_AUTH_MODE",
            "format": "string",
            "default": "none",
            "description": "Authentication mode to use: 'none', 'jwt', or 'oauth'."
          },
          {
            "name": "MCP_LOG_LEVEL",
            "format": "string",
            "default": "info",
            "description": "Sets the minimum log level for output (e.g., 'debug', 'info', 'warn')."
          },
          {
            "name": "CISA_KEV_REFRESH_CRON",
            "format": "string",
            "default": "*/30 * * * *",
            "description": "Cron expression for the KEV catalog conditional-refresh poll, on every transport. Set off to disable it; an invalid expression fails startup."
          },
          {
            "name": "CISA_CSAF_MIRROR_PATH",
            "format": "string",
            "description": "Filesystem path to the local SQLite index of ICS advisories. Unset, it is csaf.sqlite3 under cisa-cybersecurity-mcp-server in the per-user cache directory: ~/Library/Caches on macOS, $XDG_CACHE_HOME or ~/.cache on Linux, %LOCALAPPDATA% on Windows."
          },
          {
            "name": "CISA_CSAF_MIRROR_AUTO_INIT",
            "format": "string",
            "default": "true",
            "description": "Seed the ICS advisory index in the background at startup when it has never completed a sync, and re-ingest it in place when an older server version built it. Accepts true or false; set false where seeding runs out of band."
          },
          {
            "name": "CISA_CSAF_REFRESH_CRON",
            "format": "string",
            "default": "17 */6 * * *",
            "description": "Cron expression for the incremental ICS advisory refresh, on every transport; the refresh also runs once at startup. Set off to disable both; an invalid expression fails startup."
          },
          {
            "name": "CISA_VULNRICHMENT_CACHE_TTL_SECONDS",
            "format": "string",
            "default": "21600",
            "description": "Seconds a fetched SSVC record stays cached. Negative results use one sixth of this value."
          },
          {
            "name": "CISA_FEED_CACHE_TTL_SECONDS",
            "format": "string",
            "default": "900",
            "description": "Seconds a parsed RSS feed window stays cached."
          },
          {
            "name": "CISA_HTTP_TIMEOUT_MS",
            "format": "string",
            "default": "30000",
            "description": "Per-request timeout in milliseconds for every upstream fetch."
          }
        ]
      }
    ],
    "repository": {
      "url": "https://github.com/cyanheads/cisa-cybersecurity-mcp-server",
      "source": "github"
    },
    "description": "CISA KEV with BOD 26-04 deadlines, SSVC prioritization, and the ICS advisory corpus (CSAF). Keyless."
  }
}