Detections
Analytics

SCA: security update for fastmcp (GHSA-rcfx-77hg-w2wv)

high Tenable Self-Hosted Container Security Plugin ID 436493

Description

FastMCP updated to MCP 1.23+ due to CVE-2025-66416

Solution

Update the fastmcp library and its related packages to version 2.14.0 or later.

See Also

https://github.com/advisories/GHSA-rcfx-77hg-w2wv

Plugin Details

Severity: High

ID: 436493

Version: Revision 1.3

Type: Local

Family: SCA Checks

Published: 12/27/2025

Updated: 8/19/2026

Supported Sensors: Tenable Cloud Security, Tenable Self-Hosted Container Security

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 12/26/2025

Vulnerability Publication Date: 12/26/2025