geelen/mcp-remote · Security
mcp-remote exposed to OS command injection via untrusted MCP server connections
- GHSA ID
- GHSA-6xpm-ggf7-wc3p
- CVE ID
- CVE-2025-6514
- Severity
- critical
- Published
- Updated
- CVSS
- 9.6 · CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
- CVSS v3
- 9.6 · CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Description
mcp-remote is exposed to OS command injection when connecting to untrusted MCP servers due to crafted input from the authorization_endpoint response URL
CWEs
- CWE-78 · Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
References
- https://nvd.nist.gov/vuln/detail/CVE-2025-6514 ↗
- 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 ↗
- https://github.com/advisories/GHSA-6xpm-ggf7-wc3p ↗