tldraw-mcp-app
Provides a standalone MCP server for tldraw diagrams, enabling clients to create, edit, and persist multiple canvases over Streamable HTTP with semantic protocol v2.
Emerging. No concerning findings. Grades remain capped until the project builds reputation through adoption. Grades reflect the full trust pyramid: code, verification depth, and reputation. New projects cap at C until adoption is earned.
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ZunbaRan
Source: Glama
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Disclosed vulnerabilities in this server's declared npm dependencies (via OSV). Whether each is reachable depends on the installed versions.
esbuild allows arbitrary file read when running the development server on Windows
APP_HTML_PATHHOSTINTEROP_TLDRAW_HEALTH_URLINTEROP_TLDRAW_MCP_URLOPENCHAMBER_TLDRAW_HEALTH_URLOPENCHAMBER_TLDRAW_MCP_ALLOWED_HOSTSOPENCHAMBER_TLDRAW_MCP_ALLOWED_ORIGINSOPENCHAMBER_TLDRAW_MCP_ALLOW_HEAVY_BUILDOPENCHAMBER_TLDRAW_MCP_APP_HTML_PATHOPENCHAMBER_TLDRAW_MCP_ASSET_GC_MODEOPENCHAMBER_TLDRAW_MCP_CANVAS_IDOPENCHAMBER_TLDRAW_MCP_HOSTOPENCHAMBER_TLDRAW_MCP_INSTALLATION_IDOPENCHAMBER_TLDRAW_MCP_PORTOPENCHAMBER_TLDRAW_MCP_PROVENANCE_PATHOPENCHAMBER_TLDRAW_MCP_REUSE_UPSTREAMOPENCHAMBER_TLDRAW_MCP_RUNTIME_DIROPENCHAMBER_TLDRAW_MCP_SCOPE_IDOPENCHAMBER_TLDRAW_MCP_STATE_PATHOPENCHAMBER_TLDRAW_MCP_STORE_ROOTOPENCHAMBER_TLDRAW_MCP_URLOPENCHAMBER_TLDRAW_MCP_WORKSPACE_IDTLDRAW_CANVAS_IDTLDRAW_MCP_ACCEPTANCE_REPORT_DIRTLDRAW_MCP_ALLOWED_HOSTSloopback hostnames HTTP Host allowlist; required for non-loopback bindTLDRAW_MCP_ALLOWED_ORIGINSloopback hostnames HTTP Origin-host allowlist; required for non-loopback bindTLDRAW_MCP_ALLOW_HEAVY_BUILDTLDRAW_MCP_APP_HTML_PATHsibling dist/app.html Verified App bundleTLDRAW_MCP_ASSET_GC_MODEdelete Startup-only revision-aware asset maintenance: delete, dry-run, or offTLDRAW_MCP_CANVAS_IDinterop-acceptance Initial/default canvasTLDRAW_MCP_HEALTH_URLTLDRAW_MCP_HOST127.0.0.1 Listen addressTLDRAW_MCP_INSTALLATION_IDresolved store root Stable installation identity seed used to partition App cachesTLDRAW_MCP_PORT39512 Listen portTLDRAW_MCP_PROBE_CANVAS_IDTLDRAW_MCP_PROVENANCE_PATHsibling provenance App integrity metadataTLDRAW_MCP_REUSE_UPSTREAMTLDRAW_MCP_RUNTIME_DIR/tmp/tldraw-mcp-test \TLDRAW_MCP_SCOPE_IDlocal-user Stable deployment/user namespace identityTLDRAW_MCP_STATE_PATHruntime state file Legacy monolithic state import source and rollback evidenceTLDRAW_MCP_STORE_ROOTnext to state path Namespaced catalog, canvas records, history, recoverable trash, and content-addressed assetsTLDRAW_MCP_TEST_FAIL_RENAME_ATTLDRAW_MCP_TEST_FAIL_WRITE_ATTLDRAW_MCP_URLloopback MCP URL Probe targetTLDRAW_MCP_WORKSPACE_IDdefault-workspace Stable workspace namespace identityTLDRAW_PROVENANCE_PATHTLDRAW_STATE_PATHXDG_DATA_HOMEPORTTool inputs are validated
14/21 tool handlers declare input schemas (67%)
Declare an inputSchema with zod/joi/yup on every tool definition.
Tool handlers catch errors
18/21 tool handlers wrap calls in try/catch (86%)
Wrap each tool handler body in try/catch and return a structured error response.
Tests exist
No test files found
Add tests that exercise each declared tool.
Shell command execution
4 child_process calls — runs shell commands
Prefer library functions over shell-outs. If you must shell out, ensure all inputs are properly escaped.
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