CVE-2026-52001

Published: Sep 24, 2026Modified: Oct 6, 2026Deferred

7.5

Vector

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

Exploitability: 3.9 / Impact: 3.6

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Description

An issue in geelen mcp-remote 0.1.18 through 0.1.38 allows a remote attacker to obtain sensitive information via the SSE transport eventSourceInit fetch wrapper " src/lib/utils.ts

Related CWEs

CWE-200

Exposure of Sensitive Information to an Unauthorized Actor

The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

References (4)

https://github.com/geelen/mcp-remote

Source: cve@mitre.org

https://github.com/geelen/mcp-remote/security/advisories

Source: cve@mitre.org

https://github.com/playb0t/mcp-remote-oauth-security#readme

Source: cve@mitre.org

https://github.com/playb0t/mcp-remote-oauth-security/blob/v1.0.1/advisories/F-11-sse-token-origin-scope.md

Source: cve@mitre.org

Timeline

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