finlynq (finlynq/finlynq) is an MCP server listed on the M8ven Trust Index. M8ven has not graded it: there is no public source to read and no endpoint we can reach, so there is nothing for us to inspect. No publisher has claimed this listing.
Open-source (AGPL v3) personal finance app with a first-party MCP server. Track your money here, analyze it anywhere — query your finances from Claude, Cursor, or any MCP client. Self-host with Docker or use the free cloud.
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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finlynq
Source: Glama · also listed on github_code
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Disclosed vulnerabilities in this server's declared npm dependencies (via OSV). Whether each is reachable depends on the installed versions.
Next.js: Middleware / Proxy bypass in App Router applications using Turbopack and single locale
Next.js: Server-Side Request Forgery in Server Actions on custom servers
Next.js: Denial of Service in App Router using Server Actions
Next.js: Server-Side Request Forgery in rewrites via attacker-controlled destination hostname
Next.js: Cache confusion of response bodies for requests with bodies containing invalid UTF-8 byte sequences
ALLOW_LOCAL_FILE_IMPORTBASE_URLNEXT_BASE_PATHNEXT_DIST_DIRPF_DATABASE_URLPF_USER_IDClaude Desktop (stdio) — point at mcp-server/index.ts with in the env block.PG_POOL_SIZEDATABASE_URLDependencies
47 dependencies, 1 flagged: @playwright/test
Tool annotations
2/128 tools have annotations
Add readOnlyHint or destructiveHint annotations to every tool so hosts can warn users before invoking.
All four hints declared on every tool
128/128 tools missing one or more hints — get_account_balances (missing: readOnlyHint, destructiveHint, idempotentHint, openWorldHint); get_budget_summary (missing: readOnlyHint, destructiveHint, idempotentHint, openWorldHint); get_spending_trends (missing: readOnlyHint, destructiveHint, idempotentHint, openWorldHint), +125 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
108/127 tool handlers declare input schemas (85%)
Declare an inputSchema with zod/joi/yup on every tool definition.
Tool handlers catch errors
Only 35/127 tool handlers wrap calls in try/catch (28%)
Wrap each tool handler body in try/catch and return a structured error response.
Tool test coverage
Only 1/128 tools referenced in tests (1%)
Write tests that reference each tool by name so every tool has at least one test.
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.
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, 4 high severity in production deps — next@16.2.10 (high), next@16.2.10 (high)
Run npm audit fix, or upgrade the affected packages to a non-vulnerable version.
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[](https://m8ven.ai/mcp/finlynq-finlynq-190f07)?variant=verified from the URL.Vetting this one by hand? Tool Check is an MCP that scores other MCPs. Add it once and ask Claude, ChatGPT, or any MCP client to grade a server, surface CVEs, check the publisher, and suggest safer alternatives — before you install.
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