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CVE-2025-6514

Good to know:

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Date: July 9, 2025

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

Severity Score

Related Resources (7)

https://research.jfrog.com/vulnerabilities/mcp-remote-command-injection-rce-jfsa-2025-001290844/
https://github.com/geelen/mcp-remote/commit/607b226a356cb61a239ffaba2fb3db1c9dea4bac
https://github.com/geelen/mcp-remote
https://research.jfrog.com/vulnerabilities/mcp-remote-command-injection-rce-jfsa-2025-001290844
https://nvd.nist.gov/vuln/detail/CVE-2025-6514
https://jfrog.com/blog/2025-6514-critical-mcp-remote-rce-vulnerability
https://www.mend.io/vulnerability-database/CVE-2025-6514

Severity Score

Weakness Type (CWE)

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

CWE-78

Top Fix

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Upgrade Version

Upgrade to version mcp-remote - 0.1.16;https://github.com/geelen/mcp-remote.git - v0.1.16

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): CHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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