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tavily-best-practices

Build production-ready Tavily integrations with best practices for web search, content extraction, crawling, and research in agentic workflows, RAG systems, and autonomous agents

69

Quality

63%

Does it follow best practices?

Impact

Pending

No eval scenarios have been run

SecuritybySnyk

Advisory

Suggest reviewing before use

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npx tessl skill review --optimize ./content/tavily/skills/tavily-best-practices/SKILL.md
SKILL.md
Quality
Evals
Security

Security

2 findings — 2 medium severity. This skill can be installed but you should review these findings before use.

Medium

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

Third-party content exposure detected (high risk: 0.90). The skill explicitly calls and ingests content from arbitrary public web sources via search/extract/crawl/map/research (see SKILL.md quick reference and references/crawl.md, references/extract.md, references/research.md) and shows agent workflows that read those results and synthesize actions/summaries, so untrusted third‑party content can materially influence tool decisions.

Report incorrect finding
Medium

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

Potentially malicious external URL detected (high risk: 0.80). The Google ADK integration explicitly configures an MCPToolset with url="https://mcp.tavily.com/mcp/", which is contacted at runtime to provide tool responses and drive agent behavior (i.e., remote tool execution that can influence prompts/instructions), so this runtime endpoint is a risky external dependency.

Repository
andrewyng/context-hub
Audited
Security analysis
Snyk

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