Install Chrome DevTools MCP server for debugging and network inspection in Claude Code
69
58%
Does it follow best practices?
Impact
Pending
No eval scenarios have been run
Advisory
Suggest reviewing before use
Optimize this skill with Tessl
npx tessl skill review --optimize ./plugins/product-design/skills/install-chrome-devtools-mcp/SKILL.mdSecurity
2 findings — 2 medium severity. This skill can be installed but you should review these findings before use.
The skill exposes the agent to untrusted, user-generated content from public third-party sources, creating a risk of indirect prompt injection. This includes browsing arbitrary URLs, reading social media posts or forum comments, and analyzing content from unknown websites.
Third-party content exposure detected (high risk: 0.90). This skill enables the agent to navigate arbitrary web pages and read/execute page content (see tools like navigate_page, list_console_messages, get_network_request, evaluate_script and the explicit test "Navigate to google.com and list console messages" in SKILL.md), which clearly ingests untrusted third-party content that could influence actions.
The skill fetches instructions or code from an external URL at runtime, and the fetched content directly controls the agent’s prompts or executes code. This dynamic dependency allows the external source to modify the agent’s behavior without any changes to the skill itself.
Potentially malicious external URL detected (high risk: 0.90). The skill installs and runs remote code at runtime via the npx command "npx -y chrome-devtools-mcp@latest" (npm package: https://www.npmjs.com/package/chrome-devtools-mcp), which fetches and executes external code required for the skill to function.
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