CVE-2025-6514

OS command injection in mcp-remote when connecting to untrusted MCP servers

CVSS 9.6 CRITICALEPSS 76.6%CWE-78

mcp-remote is exposed to OS command injection when connecting to untrusted MCP servers due to crafted input from the authorization_endpoint response URL

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

Productos afectados

mcp-remote

PoCs públicas encontradas — 2

githubgithub.com/Cyberency/CVE-2025-6514★ 7 githubgithub.com/ChaseHCS/CVE-2025-6514★ 0

⚠ Recursos públicos, para evaluar la exposición de sistemas que controlas o estás autorizado a probar. Prueba solo con autorización.

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Referencias

https://github.com/geelen/mcp-remote/commit/607b226a356cb61a239ffaba2fb3db1c9dea4bac https://jfrog.com/blog/2025-6514-critical-mcp-remote-rce-vulnerability https://research.jfrog.com/vulnerabilities/mcp-remote-command-injection-rce-jfsa-2025-001290844/