CVE-2025-11287 MEDIUM

CVE-2025-11287: samanhappy MCPHub sseService.ts handleSseConnectionfunction improper authentication

Vendor Samanhappy
Product MCPHub
Weakness CWE-287 · Improper authentication
Published October 5, 2025
Last update October 7, 2025

CVSS base score

6.9/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

What the vulnerability does

01Description

A vulnerability was identified in samanhappy MCPHub up to 0.9.10. This vulnerability affects the function handleSseConnectionfunction of the file src/services/sseService.ts. Such manipulation leads to improper authentication. The attack may be launched remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

Key dates

02Disclosure timeline

October 5, 2025 CVE published
October 7, 2025 Record updated