PubMed MCP Server (wjixiang/pubmed-mcp) is an MCP server listed on the M8ven Trust Index. It scores 50 out of 100, grade D. It declares 2 tools. No publisher has claimed this listing.
Enables AI agents to search and read PubMed academic literature directly, without requiring an NCBI API key.
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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wjixiang
Source: Glama
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Install from
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.
pubmed_searchSearch PubMed for articles by keyword. Returns a list of article profiles with PMID, title, authors, journal citation, and snippet. Supports date-range filters (YYYY:YYYY), publication-type filters (e.g. "clinical trial", "review"), sorting, and pagination.
pubmed_article_detailFetch the full record of a PubMed article by its PMID. Returns title, authors with affiliations, abstract, keywords, MeSH terms, references, similar articles, publication types, full-text sources, journal info, and more.
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
axios Vulnerable to Full Man-in-the-Middle via Prototype Pollution Gadget in `config.proxy`
axios Vulnerable to Credential Theft and Response Hijacking via Prototype Pollution Gadget in Config Merge
Axios is Vulnerable to Denial of Service via __proto__ Key in mergeConfig
Axios: Header Injection via Prototype Pollution
All four hints declared on every tool
2/2 tools missing one or more hints — pubmed_search (missing: destructiveHint, idempotentHint); pubmed_article_detail (missing: destructiveHint, idempotentHint). 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 test coverage
Only 0/2 tools referenced in tests (0%)
Write tests that reference each tool by name so every tool has at least one test.
Production dependencies are patched
0 critical, 11 high severity in production deps — axios@1.12.2 (high), axios@1.12.2 (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.
Domain consistency
npm scope @wjx doesn't match GitHub owner wjixiang
Use the same org name across GitHub, npm, and your homepage so users can verify the publisher.
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[](https://m8ven.ai/mcp/wjixiang/pubmed-mcp)?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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