CVE-2026-0757

MCP Manager for Claude Desktop execute-command Command Injection Sandbox Escape Vulnerability

State
Published
Severity
8.8 High
Published
Jan 23, 2026
Updated
Jan 23, 2026
Reserved
Jan 8, 2026

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Description

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.

Scores

CVSSScoreVectorSource
3.08.8 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hzdi

Weaknesses

  • CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Affected Products

ProductVersions
MCP Manager for Claude DesktopMCP Manager for Claude Desktop
  • 1140651e836cabe746f444bdc449cdd2429c4bcaAffected

References

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