CVE-2026-0755

CRITICAL
2026-01-23 [email protected]
9.8
CVSS 3.0
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CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
CVE Published
Jan 23, 2026 - 04:16 nvd
CRITICAL 9.8

Tags

RCE Command Injection AI / ML

Description

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.

Analysis

gemini-mcp-tool has a command injection in execAsync allowing remote code execution on systems using the Gemini AI MCP integration.

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Remediation

Within 24 hours: Identify all systems running gemini-mcp-tool and isolate them from production networks if possible; disable the tool if not business-critical. Within 7 days: Implement network segmentation to restrict access to gemini-mcp-tool installations; deploy WAF rules to block execAsync command inputs; establish continuous monitoring for exploitation attempts. …

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Priority Score

50
Low Medium High Critical
KEV: 0
EPSS: +0.5
CVSS: +49
POC: 0

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CVE-2026-0755 vulnerability details – vuln.today
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