CVE-2025-11287

MCPHub has an Improper Authorization vulnerability via its handleSseConnection function

Published 5 Oct 2025Modified 9 Oct 2026CWE 287

In the Trivy database since at least 24 Oct 2026, 07:11 UTCWhen it arrived before that build is not recorded.

Severity by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

GHSA5.5CVSS: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

Trivy's own label is CRITICAL. Rated critical by NVD. Rated lower by GHSA (medium).

Description

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.

Affected packages and fixed versions

Source	Package	Fixed in
npm::GitHub Security Advisory npm	@samanhappy/mcphub	no fix listed

References

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RecordsEach decision is recorded with the policy that ran and its hash, then sealed under a signed checkpoint.

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