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Xls Now MCP Server

Developer ToolsUse Caution4.5MCP RegistryLocalRemote
Free

Server data from the Official MCP Registry

Convert XLS spreadsheets to modern document, image and spreadsheet formats.

About

Convert XLS spreadsheets to modern document, image and spreadsheet formats.

Remote endpoints: streamable-http: https://xls.now/mcp

Security Report

4.5
Use Caution4.5High Risk

The XLS.now MCP server is a conversion client that authenticates with the caller's API key, applies SSRF checks to user-supplied source URLs, and has no sign of exfiltration, backdoors, or shell execution. Its main concerns are a DNS-rebinding gap between the SSRF address check and the actual download, and unvalidated job_id values interpolated into API URLs, both of which are low to medium severity. Dependencies use loose version ranges, and the bundled fabric.min.js was truncated so it could not be fully reviewed. Supply chain analysis found 13 known vulnerabilities in dependencies (0 critical, 7 high severity).

5 files analyzed · 19 issues found

Security scores are indicators to help you make informed decisions, not guarantees. Always review permissions before connecting any MCP server.

Permissions Required

This plugin requests these system permissions. Most are normal for its category.

HTTP Network Access

Connects to external APIs or services over the internet.

File System Read

Reads files on your machine. Normal for tools that analyze or process local data.

File System Write

Writes or modifies files on your machine. Check that this is expected for the tool.

env_vars

Check that this permission is expected for this type of plugin.

How to Install & Connect

Available as Local & Remote

This plugin can run on your machine or connect to a hosted endpoint. during install.

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