Vulnerability record · CVE-2025-65512 · published 10 December 2025

CVE-2025-65512: Zcaceres markdownify mcp server server-side request forgery (ssrf) vulnerability

ZZcaceres · Markdownify Mcp Server

A Server-Side Request Forgery (SSRF) vulnerability was discovered in the webpage-to-markdown conversion feature of markdownify-mcp v0.0.2 and before. This vulnerability allows an attacker to bypass private IP restrictions through hostname-based bypass and HTTP redirect chains, enabling access to internal network services.

7.5 CVSS 3.1 High EPSS 0.53% · top 57.8% CWE-918 · Server-side request forgery (SSRF)

7.5CVSS 3.1 base score

0.53%EPSS exploitation probability, 30 days

NoNot in CISA KEV

1Affected product versions listed by NVD

3References, 3 tagged exploit

17 Jun 2026Last modified by NVD

Description

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

ZMarkdownify Mcp Server Zcaceres

References

Link	Tags
https://github.com/Team-Off-course/MCP-Server-Vuln-Analysis/blob/main/CVE-2025-65512.md	ExploitThird Party Advisory
https://thorn-pheasant-6d8.notion.site/markdownify-mcp-Report-2a03daf7b44180908ff4eea0c2915763	ExploitThird Party Advisory
https://github.com/Team-Off-course/MCP-Server-Vuln-Analysis/blob/main/CVE-2025-65512.md	ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2025-65512), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.