EUVD-2026-23300

MCP-Framework: Unbounded memory allocation in readRequestBody allows denial of service via HTTP transport...

MCP-Framework: Unbounded memory allocation in readRequestBody allows denial of service via HTTP transport

Summary The readRequestBody function in src/transports/http/server.ts concatenates HTTP request body chunks into a string with no size limit, allowing a remote unauthenticated attacker to crash the server via memory exhaustion with a single large HTTP POST request. Details File:...

CVE-2026-39313: Allocation of Resources Without Limits or Throttling

mcp-framework is a framework for building Model Context Protocol MCP servers. In versions 0.2.21 and below, the readRequestBody function in the HTTP transport concatenates request body chunks into a string with no size limit. Although a maxMessageSize configuration value exists, it is never...