SSRF in Zcaceres Markdownify Mcp Server
CVE-2025-65512
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.
Vulnerability class: SSRF (Server-Side Request Forgery)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.005 (42.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 42nd percentile — 42.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: +0.000
Affected products
Weakness classification (CWE)
References
- thorn-pheasant-6d8.notion.site/markdownify-mcp-Report-2a03daf7b44180908ff4eea0c… (Exploit, Third Party Advisory)
- github.com/Team-Off-course/MCP-Server-Vuln-Analysis/blob/main/CVE-2025-65512.md (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2025-65512?
- CVE-2025-65512 is a high-severity vulnerability in Zcaceres Markdownify Mcp Server, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.5/10. Published 2025-12-10.
- How severe is CVE-2025-65512?
- High severity. CVSS v3 base score is 7.5 out of 10.