Allocation of Resources Without Limits or Throttling Affecting mcp-framework package, versions <0.2.22
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Start learning- Snyk IDSNYK-JS-MCPFRAMEWORK-16420257
- published5 May 2026
- disclosed16 Apr 2026
- creditrazashariff
Introduced: 16 Apr 2026
CVE-2026-39313 (opens in a new tab)How to fix?
Upgrade mcp-framework to version 0.2.22 or higher.
Overview
mcp-framework is a Framework for building Model Context Protocol (MCP) servers in Typescript
Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling via the readRequestBody function. An attacker can exhaust system memory and cause a server crash by sending a large HTTP POST request without authentication.