CVE-2026-7147— JoeCastrom mcp-chat-studio LLM Models API llm.js server-side request forgery
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I. Basic Information for CVE-2026-7147
Vulnerability Information
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Vulnerability Title
JoeCastrom mcp-chat-studio LLM Models API llm.js server-side request forgery
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability was detected in JoeCastrom mcp-chat-studio up to 1.5.0. Affected by this issue is some unknown functionality of the file server/routes/llm.js of the component LLM Models API. Performing a manipulation of the argument req.query.base_url results in server-side request forgery. Remote exploitation of the attack is possible. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
服务端请求伪造(SSRF)
Source: NVD (National Vulnerability Database)
Vulnerability Title
MCP Chat Studio 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
MCP Chat Studio是JoeCastrom个人开发者的一款MCP服务器测试与开发平台。 MCP Chat Studio 1.5.0及之前版本存在代码问题漏洞，该漏洞源于LLM Models API组件文件server/routes/llm.js中未知功能对参数req.query.base_url操作不当，可能导致服务端请求伪造。
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 |
|---|---|---|---|---|
| JoeCastrom | mcp-chat-studio | 1.0 | - |
II. Public POCs for CVE-2026-7147
| # | POC Description | Source Link | Shenlong Link |
|---|
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- Submit #801896: JoeCastrom mcp-chat-studio 1.5.0 Server-Side Request Forgerythird-party-advisory
- https://nvd.nist.gov/vuln/detail/CVE-2026-7147
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V. Comments for CVE-2026-7147
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