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CVE-2026-19266— Kirachon context-engine review-git-diff Endpoint gitUtils.ts execGitCommand command injection

Quick assessment

Affected
Kirachon context-engine
Exploitation
High exploitation probability; assess promptly
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Kirachon Context Engine MCP Server是Kirachon个人开发者的一款模型上下文协议服务器。 Kirachon Context Engine MCP Server 1.9.0及之前版本存在安全漏洞，该漏洞源于review-git-diff Endpoint组件中src/mcp/utils/gitUtils.ts文件execGitCommand函数对参数args的错误操纵，可能导致命令注入。

CVSS 5.5 · Medium EPSS 3.91% · P90

Affected Version Matrix 11

VendorProduct Version RangeStatus
Kirachon context-engine 1.0 affected
1.1 affected
1.2 affected
1.3 affected
1.4 affected
1.5 affected
1.6 affected
1.7 affected
… +3 more rows
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I. Basic Information for CVE-2026-19266

Vulnerability Information
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Vulnerability Title
Kirachon context-engine review-git-diff Endpoint gitUtils.ts execGitCommand command injection
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was determined in Kirachon context-engine up to 1.9.0. This affects the function execGitCommand of the file src/mcp/utils/gitUtils.ts of the component review-git-diff Endpoint. Executing a manipulation of the argument args can lead to command injection. Upgrading to version 1.9.1 mitigates this issue. This patch is called e0729dcfd3a2b1682a7bff86e7174852c03419ba. It is advisable to upgrade the affected component.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:L/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
Kirachon Context Engine MCP Server 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Kirachon Context Engine MCP Server是Kirachon个人开发者的一款模型上下文协议服务器。 Kirachon Context Engine MCP Server 1.9.0及之前版本存在安全漏洞，该漏洞源于review-git-diff Endpoint组件中src/mcp/utils/gitUtils.ts文件execGitCommand函数对参数args的错误操纵，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
Kirachon context-engine 1.0 cpe:2.3:a:kirachon:context-engine:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-19266

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III. Intelligence Information for CVE-2026-19266

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Patches & Fixes for CVE-2026-19266 (1)

Proof of Concept for CVE-2026-19266 (1)

Other References for CVE-2026-19266 (4)

IV. Related Vulnerabilities

Same weakness: CWE-77

V. Comments for CVE-2026-19266

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