mcp-skatteetaten

Item: mcp-skatteetaten
Rating: 56
Author: M8ven

Enables AI assistants to query Norwegian tax data, submit reports, look up population register information, and validate VAT returns through Skatteetaten APIs using Maskinporten authentication.

→ bambinobino/mcp-skatteetaten · listed on glama

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// key findings

⚠️

Known vulnerabilities in dependencies: 3 high

Affects packages this MCP installs at runtime. Upgrade or remove the affected dependency.

✅

No credential exfiltration, no sensitive file access, no obfuscation

Static analysis found nothing flowing your secrets to unexpected places.

// known CVEs in dependencies3 high

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

high@modelcontextprotocol/sdk@1.10.1GHSA-345p-7cg4-v4c7

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

high@modelcontextprotocol/sdk@1.10.1GHSA-8r9q-7v3j-jr4g

Anthropic's MCP TypeScript SDK has a ReDoS vulnerability

high@modelcontextprotocol/sdk@1.10.1GHSA-w48q-cv73-mx4w

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

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// required environment variables

This server reads these from process.env. You'll be asked to provide them before it can run.

configFOLKEREGISTERET_AUTH_PACKAGE— No offentlig-med-hjemmel (default), offentlig-uten-hjemmel, or privat

configMASKINPORTEN_ISSUER— No Override Maskinporten issuer URL

configMASKINPORTEN_PRIVATE_KEY_JWK— Yes Or provide the JWK as a JSON string

configMASKINPORTEN_TOKEN_ENDPOINT— No Override token endpoint URL

configSKATTEETATEN_ENV— No test (default) or production

// 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 3 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/bambinobino-mcp-skatteetaten-1p0g4p)](https://m8ven.ai/mcp/bambinobino-mcp-skatteetaten-1p0g4p)

commit: 7c91488269d1e7ce3f7accc045cd5951ee3bce2d

code hash: 05b0b669448a427caded7f5e14d012decdb34a2cc9775ade37ff284bfbde6d6b

verified: 6/21/2026, 10:15:16 AM

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