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setup-serena-mcp

Guide for setup Serena MCP server for semantic code retrieval and editing capabilities

38

Quality

36%

Does it follow best practices?

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SecuritybySnyk

Low

Low-risk findings worth noting

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tessl review fix ./plugins/mcp/skills/setup-serena-mcp/SKILL.md
SKILL.md
Quality
Evals
Security

Low

Low-risk findings.

2 low severity findings. Worth noting, but not necessarily harmful.

Low

W011: Third-party content exposure detected (indirect prompt injection risk).

What this means

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.

Why it was flagged

The skill explicitly instructs the agent to load and read public third‑party documentation from raw.githubusercontent.com and oraios.github.io (see Step 3 "Load Serena documentation"), and then requires the agent to base setup, configuration, and runtime actions on that content, so untrusted external pages can materially influence behavior.

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Low

W012: Unverifiable external dependency detected (runtime URL that controls agent).

What this means

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.

Why it was flagged

The skill explicitly instructs the agent at runtime to load external Serena documentation (e.g., https://raw.githubusercontent.com/oraios/serena/refs/heads/main/README.md and https://oraios.github.io/serena/02-usage/020_running.html, etc.), and that fetched content is then used to generate/drive the setup instructions, so these URLs are runtime external dependencies that directly control agent behavior.

Repository
NeoLabHQ/context-engineering-kit
Audited
Security analysis
Snyk

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