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memento-mcp

Memento MCP: A Knowledge Graph Memory System for LLMs

→ gannonh/memento-mcp· listed on github_topic
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// key findings
🚨
Known vulnerabilities in dependencies: 1 critical, 17 high
Affects packages this MCP installs at runtime. Upgrade or remove the affected dependency.
🔐
You'll be asked for 2 credentials: NEO4J_PASSWORD, OPENAI_API_KEY
These are read from process.env at runtime. Make sure you trust where they’ll be sent.
// known CVEs in dependencies1 critical17 high13 low

Disclosed vulnerabilities in this server's declared npm dependencies (via OSV). Whether each is reachable depends on the installed versions.

criticalvitest@3.1.1GHSA-5xrq-8626-4rwp

When Vitest UI server is listening, arbitrary file can be read and executed

high@modelcontextprotocol/sdk@1.11.0GHSA-345p-7cg4-v4c7

@modelcontextprotocol/sdk has cross-client data leak via shared server/transport instance reuse

high@modelcontextprotocol/sdk@1.11.0GHSA-8r9q-7v3j-jr4g

Anthropic's MCP TypeScript SDK has a ReDoS vulnerability

high@modelcontextprotocol/sdk@1.11.0GHSA-w48q-cv73-mx4w

Model Context Protocol (MCP) TypeScript SDK does not enable DNS rebinding protection by default

highaxios@1.8.4GHSA-35jp-ww65-95wh

axios Vulnerable to Full Man-in-the-Middle via Prototype Pollution Gadget in `config.proxy`

Depend on this server? Get alerted when its CVEs change.Watch this server free →
// required environment variables
This server reads these from process.env. You'll be asked to provide them before it can run.
configEMBEDDING_RATE_LIMIT_INTERVAL
configEMBEDDING_RATE_LIMIT_TOKENS
configMEMORY_FILE_PATH
configMEMORY_STORAGE_TYPE— "": "neo4j",
configMOCK_EMBEDDINGS
configNEO4J_DATABASE— "": "neo4j",
🔐 secretNEO4J_PASSWORD— memento_password
configNEO4J_SIMILARITY_FUNCTION— "": "cosine",
configNEO4J_URI— bolt://127.0.0.1:7687
configNEO4J_USERNAME— "": "neo4j",
configNEO4J_VECTOR_DIMENSIONS— "": "1536",
configNEO4J_VECTOR_INDEX— entity_embeddings
🔐 secretOPENAI_API_KEY— your-openai-api-key
configOPENAI_EMBEDDING_MODEL— text-embedding-3-small
configTEST_INTEGRATION
configVITEST
// full audit trail
The full breakdown of what we checked, the deductions that landed, the network hosts, the dependency advisories, and concrete fix guidance is available to verified publishers.
// improvement guidance — verified publishers only
We have 4 concrete improvements we can share with the publisher of this MCP. Each comes with specific guidance to raise the trust score.
// embed badge in your README
[![M8ven Score](https://m8ven.ai/badge/mcp/gannonh-memento-mcp-p4ixam)](https://m8ven.ai/mcp/gannonh-memento-mcp-p4ixam)
commit: be6dc369784ecf8e6a7eced47b551f4b1f186e75
code hash: b73b9e5e226eb5be699051e0f46378a4506192fba383f5cbfb12e38fbf7a0955
verified: 6/14/2026, 10:47:52 AM
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