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    Repair CSV Spreadsheet Formula Injection

    1

    Prevent exported user content from becoming executable formulas when opened in spreadsheets.

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    About this skill

    Prevent exported user content from becoming executable formulas when opened in spreadsheets.

    What it checks:

    • find untrusted cell entry points
    • handle formula prefixes after whitespace and Unicode
    • escape per export policy
    • test round-trip across common CSV dialects

    Deliverables:

    • export patch
    • injection fixture suite
    • data-fidelity report

    Typical case: An attacker places '=HYPERLINK(...)' into a customer name and staff open a CSV export.

    Runtime: Cursor Skill

    Find more skills like this on the Claude Skills Marketplace, the Codex Skills Marketplace and the Gemini Skills Marketplace, or browse Claude Skills for Testing & Debugging.

    How to use

    1. 1

      Connect your agent to the Agensi MCP

      Copy the prompt and paste it into Claude, ChatGPT, Cursor or any agent that supports MCP. It sets up the connection for you. Manual setup

    2. 2

      Sign in to Agensi

      Your agent shows a sign-in link. Sign in and click Allow.

    3. 3

      Ask for what you need

      Your agent loads this skill and uses it on your task. It always asks before buying a skill.

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    Security scan

    Security scan passed 1 month ago

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    Listed1 month ago
    Updated9 days ago

    What's inside

    Frequently Asked Questions

    Prevent exported user content from becoming executable formulas when opened in spreadsheets.

    This skill uses the open SKILL.md standard. Use it through an MCP-compatible agent connected to Agensi, and check the compatibility information on this page for confirmed agents and required capabilities.

    Connect your AI agent to Agensi through MCP, then ask it to use Repair CSV Spreadsheet Formula Injection on your task. Your agent loads the latest approved version each time. Paid skills require a purchase or active subscription. Skill files are not available for download; your licence does not allow you to save, copy or export any part of a skill.

    New in Testing & Debugging