samanhappy MCPHub up to 0.9.10 sseService.ts handleSseConnectionfunction improper authentication

Summaryinfo

A vulnerability was found in samanhappy MCPHub up to 0.9.10. It has been classified as critical. This issue affects the function handleSseConnectionfunction of the file src/services/sseService.ts. Performing a manipulation results in improper authentication. This vulnerability is known as CVE-2025-11287. Remote exploitation of the attack is possible. Furthermore, an exploit is available. The vendor was contacted early about this disclosure but did not respond in any way.

Detailsinfo

A vulnerability, which was classified as critical, was found in samanhappy MCPHub up to 0.9.10. This affects the function handleSseConnectionfunction of the file src/services/sseService.ts. The manipulation with an unknown input leads to a improper authentication vulnerability. CWE is classifying the issue as CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. This is going to have an impact on confidentiality, integrity, and availability.

The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2025-11287. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details and a public exploit are known.

The exploit is shared for download at github.com. It is declared as proof-of-concept. The vendor was contacted early about this disclosure but did not respond in any way.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-32451). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

• samanhappy

Name

• MCPHub

Version

• 0.9.0
• 0.9.1
• 0.9.2
• 0.9.3
• 0.9.4
• 0.9.5
• 0.9.6
• 0.9.7
• 0.9.8
• 0.9.9
• 0.9.10

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

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Accepted

• Submit #661170: samanhappy mcphub v0.9.10 Unauthorized access (by Yu Bao)

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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