modelcontextprotocol Rust Sdk Vulnerabilities

Modelcontextprotocol Rust-sdk vulnerabilities.

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16 September 2026

Security Flaw in Model Context Protocol Rust SDK Allows Token Replay Attacks
CVE-2026-64684
ModelcontextprotocolRust-sdk6.8MEDIUM
OAuth Implementation Flaw in RMCP Rust SDK Affects Model Context Protocol
CVE-2026-63127
ModelcontextprotocolRust-sdk8.2HIGH
Vulnerability in Rust SDK's Streamable HTTP Server Affects Model Context Protocol Products
CVE-2026-63128
ModelcontextprotocolRust-sdk7.5HIGH

14 May 2026

Vulnerability in RMCP Rust SDK Allows DNS Rebinding Attacks on MCP Servers
CVE-2026-42559
ModelcontextprotocolRust-sdk👾🟡8.8HIGH