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CVE-2025-6514 | Mondoo Vulnerability Intelligence

Vulnerability IntelligenceCVE-2025-6514

CVE-2025-6514

CRITICAL9.6

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

Published Jul 9, 2025

Modified 9 months ago

Details

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

References

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://www.cve.org/CVERecord?id=CVE-2025-6514

CVSS Analysis

CVSS v3.1

9.6

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

RequiredUI:R

Scope

Scope

ChangedS:C

Impact

Confidentiality

HighC:H

Integrity

HighI:H

Availability

HighA:H

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

Weakness Type (CWE)

Injection

OS Command Injection

Ecosystems

Timeline

PublishedJul 9, 2025

ModifiedJul 9, 2025