mcp-ts-morph (SiroSuzume/mcp-ts-morph) is an MCP server listed on the M8ven Trust Index. It scores 56 out of 100, grade D. It declares 8 tools. No publisher has claimed this listing.
Caution. Specific findings reduced this grade. They are listed on the page. Grades reflect the full trust pyramid: code, verification depth, and reputation. New projects cap at C until adoption is earned.
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SiroSuzume
Source: github_code
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The grade above is for the source repository. Registries can serve a different version, so we mark the ones we were not able to read.
These names and descriptions are the publisher's own, read from the source code. We print them as written. Our assessment is the findings above, not this list.
change_signature_by_tsmorph[ts-morph] Add, remove, or reorder parameters of a function/method/arrow-function and propagate the matching argument changes to every call site in the project. ## When to use - Adding a required parameter to a function with many callers (LLM single-edit reliably misses some — this tool guarantees …
find_references_by_tsmorph[ts-morph] Locate the definition AND every reference of a symbol at a given position, project-wide. Read-only. ## When to use - Assessing the blast radius of a planned refactor before changing anything. - Answering "who calls this function?" / "where is this type used?" precisely. - Prefer this ove…
find_unused_exports_by_tsmorph[ts-morph] List exports that have no references outside their declaring file across the project. Read-only. ## When to use - Hunting for dead code candidates after a refactor or migration. - Auditing a module's surface area: which exports does nobody actually consume? - Pre-deletion safety check be…
get_type_at_position_by_tsmorph[ts-morph] Return the TypeChecker-inferred type at a specific position in a TypeScript/JavaScript file, plus the symbol and its declaration location. ## When to use - Quickly verifying "what is the actual inferred type of this variable / expression / function?" without spawning `tsc` or running a f…
move_symbol_to_file_by_tsmorph[ts-morph] Move one top-level symbol (function, variable, class, interface, type, enum) from one file to another, carrying its internal-only dependencies and rewriting all imports/exports across the project. ## When to use - Splitting a large file: move related symbols to a new file one by one. - R…
remove_path_alias_by_tsmorph[ts-morph] Convert path-alias imports/exports (e.g., `@/components/Button`) to relative paths (`../../components/Button`) within a target file or directory. ## When to use - Standardizing on relative paths for a subset of the codebase. - Preparing for a large `rename_filesystem_entry_by_tsmorph` ru…
rename_filesystem_entry_by_tsmorph[ts-morph] Rename or move one or more TypeScript/JavaScript files and/or folders, and automatically rewrite every import/export path that references them. ## When to use - Renaming or moving any .ts/.tsx/.js/.jsx file or directory (single or batch). - Prefer this over `mv` + manual import fixing. T…
rename_symbol_by_tsmorph[ts-morph] Type-aware rename of a TypeScript/JavaScript symbol (function, variable, class, type, interface, enum, etc.) across the entire project. ## When to use - Renaming any symbol that may be imported, re-exported, or referenced in other files. - Prefer this over manual Edit + grep / sed. Ident…
Disclosed vulnerabilities in this server's declared npm dependencies (via OSV). Whether each is reachable depends on the installed versions.
When Vitest UI server is listening, arbitrary file can be read and executed
@modelcontextprotocol/sdk has cross-client data leak via shared server/transport instance reuse
Anthropic's MCP TypeScript SDK has a ReDoS vulnerability
Model Context Protocol (MCP) TypeScript SDK does not enable DNS rebinding protection by default
Tool annotations
No tools have read-only/destructive annotations
Add readOnlyHint or destructiveHint annotations to every tool so hosts can warn users before invoking.
All four hints declared on every tool
8/8 tools missing one or more hints — change_signature_by_tsmorph (missing: readOnlyHint, destructiveHint, idempotentHint, openWorldHint); find_references_by_tsmorph (missing: readOnlyHint, destructiveHint, idempotentHint, openWorldHint); find_unused_exports_by_tsmorph (missing: readOnlyHint, destructiveHint, idempotentHint, openWorldHint), +5 more. OpenAI's directory rejects tools where any of the four hints are missing or non-boolean.
For every tool, set all four hints (readOnlyHint, destructiveHint, idempotentHint, openWorldHint) to explicit true/false values that match the handler’s actual behaviour.
Tool inputs are validated
Only 1/8 tool handlers declare input schemas (13%)
Declare an inputSchema with zod/joi/yup on every tool definition.
No arbitrary install scripts
Has postinstall/preinstall script — runs arbitrary code on npm install
Remove postinstall/preinstall hooks unless they’re essential.
Production dependencies are patched
0 critical, 3 high severity in production deps — @modelcontextprotocol/sdk@1.17.5 (high), @modelcontextprotocol/sdk@1.17.5 (high)
Run npm audit fix, or upgrade the affected packages to a non-vulnerable version.
Dev dependencies
1 critical/high in dev-only deps (does not ship to users)
Upgrade dev dependencies when convenient.
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