CVE-2026-0757 HIGH

CVE-2026-0757: MCP Manager for Claude Desktop execute-command Command Injection Sandbox Escape Vulnerability

Vendor Mcp Manager For Claude Desktop
Product MCP Manager for Claude Desktop
Weakness CWE-78
Published January 23, 2026
Last update January 23, 2026

CVSS base score

8.8/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Confidentiality High
Integrity High

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

What the vulnerability does

01Description

MCP Manager for Claude Desktop execute-command Command Injection Sandbox Escape Vulnerability. This vulnerability allows remote attackers to bypass the sandbox on affected installations of MCP Manager for Claude Desktop. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the processing of MCP config objects. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to escape the sandbox and execute arbitrary code in the context of the current process at medium integrity. Was ZDI-CAN-27810.

Key dates

02Disclosure timeline

January 23, 2026 CVE published
January 23, 2026 Record updated