playwright-slim-mcp

Item: playwright-slim-mcp
Rating: 64
Author: M8ven

A proxy MCP server that summarizes Playwright accessibility snapshots using Claude Haiku, reducing context usage for efficient browser automation.

→ jsdf/playwright-slim-mcp · listed on glama

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// key findings

🚨

Known vulnerabilities in dependencies: 1 critical, 2 high

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

⚠️

Tests do not pass

Either the test suite is broken or the code regressed. Either way the published behaviour can’t be verified by the publisher’s own tests.

// known CVEs in dependencies1 critical2 high

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

criticalvitest@4.0.16GHSA-5xrq-8626-4rwp

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

high@modelcontextprotocol/sdk@1.0.0GHSA-8r9q-7v3j-jr4g

Anthropic's MCP TypeScript SDK has a ReDoS vulnerability

high@modelcontextprotocol/sdk@1.0.0GHSA-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.

configPLAYWRIGHT_SLIM_AI_THRESHOLD

configPLAYWRIGHT_SLIM_DEBUG— DEBUG or No Set to 1 to enable file logging to logs/

configPLAYWRIGHT_SLIM_MODEL— No Model for summarization (default: claude-3-5-haiku-latest)

// 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/jsdf-playwright-slim-mcp-kljs4o)](https://m8ven.ai/mcp/jsdf-playwright-slim-mcp-kljs4o)

commit: e8400b4d5fac9146b5670c05a8afd8ba864c122c

code hash: aa605b54a3ff21cdbeefa93d18b8289205426e15ea4232de87d68ee009d879d8

verified: 6/21/2026, 10:20:29 AM

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