CVE-2025-65512

high

Description

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.

References

https://thorn-pheasant-6d8.notion.site/markdownify-mcp-Report-2a03daf7b44180908ff4eea0c2915763

https://github.com/Team-Off-course/MCP-Server-Vuln-Analysis/blob/main/CVE-2025-65512.md

Details

Source: Mitre, NVD

Published: 2025-12-10

Updated: 2025-12-11

Risk Information

CVSS v2

Base Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:N/A:N

Severity: High

CVSS v3

Base Score: 7.5

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

Severity: High

EPSS

EPSS: 0.00018