CriticalCritical vulnerability

CVE-2026-51994 (CVSS 9.1)

NVD · officialPublished Sep 24, 2026Risk 50/100EPSS 0.2%

mcp-remote versions 0.1.32 through 0.1.38 are vulnerable to Server-Side Request Forgery (SSRF) via the resource_metadata URL extracted from a remote MCP server's WWW-Authenticate header

Technical details

CVSS

9.1

AV:NetworkAC:LowPR:NoneUI:NoneC:HighI:HighA:None

Evidence and sources

This record is attributed to NVD. Exploitation status and remediation guidance are kept separate from the vulnerability's technical severity.

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