Arbitrary Command Injection Affecting mcp-markdownify-server package, versions *
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Start learning- Snyk IDSNYK-JS-MCPMARKDOWNIFYSERVER-12485354
- published4 Sept 2025
- disclosed4 Sept 2025
- creditRoy Rahamim
Introduced: 4 Sep 2025
NewCVE-2025-58358 (opens in a new tab)How to fix?
A fix was pushed into the master branch but not yet published.
Overview
mcp-markdownify-server is a Model Context Protocol (MCP) server that converts various file types and web content to Markdown format. It provides a set of tools to transform PDFs, images, audio files, web pages, and more into easily readable and shareable Markdown text.
Affected versions of this package are vulnerable to Arbitrary Command Injection due to using child_process.exec function. An attacker can execute arbitrary system commands by supplying specially crafted input parameters that are incorporated directly into shell command strings.