PT-2025-50494 · Unknown · Markdownify-Mcp

K-Shield.Jr 15Th · Published 2025-12-10 · Updated 2025-12-14 · CVE-2025-65512

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions markdownify-mcp versions prior to 0.0.3

Description A Server-Side Request Forgery (SSRF) issue exists in the webpage-to-markdown conversion feature. This allows an attacker to circumvent private IP restrictions using hostname-based bypass and HTTP redirect chains, potentially granting access to internal network services. SSRF is a web security flaw that allows an attacker to induce the server-side application to make HTTP requests to an arbitrary domain of the attacker's choosing.

Recommendations Update to version 0.0.3 or later.

Exploit

Fix

SSRF

Weakness Enumeration

CWE-918

Related Identifiers

CVE-2025-65512

Affected Products

Markdownify-Mcp

References · 6

• 🔥 https://github.com/Team-Off-course/MCP-Server-Vuln-Analysis/blob/main/CVE-2025-65512.md · Exploit
• 🔥 https://thorn-pheasant-6d8.notion.site/markdownify-mcp-Report-2a03daf7b44180908ff4eea0c2915763 · Exploit
• https://osv.dev/vulnerability/CVE-2025-65512 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-65512 · Security Note
• https://twitter.com/CVEnew/status/2000248664296714256 · Twitter Post
• https://twitter.com/VulmonFeeds/status/1998981558007378317 · Twitter Post