CVE-2026-0755: Gemini Mcp Tool Gemini-Mcp-Tool

Critical severity, CVSS 9.8. EPSS: 3.5% chance of exploitation in the next 30 days.

gemini-mcp-tool execAsync Command Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of gemini-mcp-tool. Authentication is not required to exploit this vulnerability. The specific flaw exists within the implementation of the execAsync method. 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 execute code in the context of the service account. Was ZDI-CAN-27783.

Affected products

Published 2026-01-23. Last modified 2026-06-17.