TI-2025-40380 Aliases CVE-2025-65512 GHSA-pfj3-mmxr-4rjh

A Server-Side Request Forgery (SSRF) vulnerability was discovered in the…

HIGH 72CWE-918Published 2025-12-10 · Updated 2025-12-11

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Information disclosure
Confidentiality · integrity · availability: High · None · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-918 and the CVSS impact.

Summary

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.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.00525 44th percentileScored 2026-11-07

Public exploit Yes 2 exploit referencesTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: Yes
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:zcaceres:markdownify_mcp_server::::::::	up to 0.0.2	Vulnerable	zcaceres

cpe:2.3:a:zcaceres:markdownify_mcp_server:*:*:*:*:*:*:*:* Versions up to 0.0.2 Vulnerable ·zcaceres

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2025-65512
2026-10-03 Alias added: GHSA-pfj3-mmxr-4rjh

References

Exploit 2

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences