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CVE-2025-5273

Date: May 29, 2025

All versions of the package mcp-markdownify-server are vulnerable to Files or Directories Accessible to External Parties via the get-markdown-file tool. An attacker can craft a prompt that, once accessed by the MCP host, will allow it to read arbitrary files from the host running the server.

Severity Score

Related Resources (6)

https://github.com/zcaceres/markdownify-mcp
https://nvd.nist.gov/vuln/detail/CVE-2025-5273
https://github.com/zcaceres/markdownify-mcp/blob/3667bd4765c0e49684ce22df268d02dd478a7f3b/src/Markdownify.ts%23L94
https://github.com/zcaceres/markdownify-mcp/blob/3667bd4765c0e49684ce22df268d02dd478a7f3b/src/Markdownify.ts#L94
https://github.com/zcaceres/markdownify-mcp/commit/3a6b202d088ef7acb8be84bc09515f41a2b1a9df
https://www.mend.io/vulnerability-database/CVE-2025-5273

Severity Score

Weakness Type (CWE)

Files or Directories Accessible to External Parties

CWE-552

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): NONE
Availability (A): NONE

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