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CVE-2026-7812— 54yyyu code-mcp MCP Tool server.py git_operation command injection

Quick assessment

Affected
54yyyu code-mcp
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Code-MCP是Steven Yu个人开发者的一款终端与文件操作的AI集成工具。 Code-MCP存在注入漏洞，该漏洞源于文件src/code_mcp/server.py中函数git_operation的MCP Tool组件对参数operation的操作，可能导致命令注入。

CVSS 7.3 · High EPSS 2.06% · P81

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
54yyyu code-mcp 4cfc4643541a110c906d93635b391bf7e357f4a8 affected
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I. Basic Information for CVE-2026-7812

Vulnerability Information
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Vulnerability Title
54yyyu code-mcp MCP Tool server.py git_operation command injection
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was found in 54yyyu code-mcp up to 4cfc4643541a110c906d93635b391bf7e357f4a8. The impacted element is the function git_operation of the file src/code_mcp/server.py of the component MCP Tool. Performing a manipulation of the argument operation results in command injection. The attack can be initiated remotely. The exploit has been made public and could be used. Continious delivery with rolling releases is used by this product. Therefore, no version details of affected nor updated releases are available. The project was informed of the problem early through an issue report but has not responded yet.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
在命令中使用的特殊元素转义处理不恰当(命令注入)
Source: CVE Program / CVE List V5
Vulnerability Title
Code-MCP 注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Code-MCP是Steven Yu个人开发者的一款终端与文件操作的AI集成工具。 Code-MCP存在注入漏洞，该漏洞源于文件src/code_mcp/server.py中函数git_operation的MCP Tool组件对参数operation的操作，可能导致命令注入。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
54yyyu code-mcp 4cfc4643541a110c906d93635b391bf7e357f4a8 -

II. Public POCs for CVE-2026-7812

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III. Intelligence Information for CVE-2026-7812

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Proof of Concept for CVE-2026-7812 (1)

Other References for CVE-2026-7812 (1)

IV. Related Vulnerabilities

Same product: code-mcp
Same vendor: 54yyyu
Same weakness: CWE-77

V. Comments for CVE-2026-7812

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