CVE-2025-56405

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2025-56405
An issue was discovered in litmusautomation litmus-mcp-server thru 0.0.1 allowing unauthorized attackers to control the target's MCP service through the SSE protocol.

7.5 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://github.com/August829/CVEP/issues/3 Issue Tracking
https://github.com/litmusautomation/litmus-mcp-server/issues/4 Exploit
Configurations

Configuration 1 (hide)

cpe:2.3:a:litmus:mcp_server:0.0.1:*:*:*:*:*:*:*
History

17 Jun 2026, 09:42

Type Values Removed Values Added
Summary
  • (es) Se descubrió un problema en litmusautomation litmus-mcp-servidor hasta 0.0.1, permitiendo a atacantes no autorizados controlar el servicio MCP del objetivo a través del protocolo SSE.

17 Sep 2025, 20:31

Type Values Removed Values Added
References () https://github.com/August829/CVEP/issues/3 - () https://github.com/August829/CVEP/issues/3 - Issue Tracking
References () https://github.com/litmusautomation/litmus-mcp-server/issues/4 - () https://github.com/litmusautomation/litmus-mcp-server/issues/4 - Exploit
CPE cpe:2.3:a:litmus:mcp_server:0.0.1:*:*:*:*:*:*:*
First Time Litmus
Litmus mcp Server

10 Sep 2025, 15:15

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 7.5
CWE CWE-284
CWE-306

10 Sep 2025, 14:15

Type Values Removed Values Added
New CVE
Information

Published : 2025-09-10 14:15

Updated : 2026-06-17 09:42

NVD link : CVE-2025-56405

Mitre link : CVE-2025-56405

CVE.ORG link : CVE-2025-56405

JSON object : View

Products Affected

litmus

  • mcp_server
CWE
CWE-284

Improper Access Control

CWE-306

Missing Authentication for Critical Function