CVE-2026-4191— JawherKl node-api-postgres Profile Picture index.js path.extname unrestricted upload
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I. Basic Information for CVE-2026-4191
Vulnerability Information
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Vulnerability Title
JawherKl node-api-postgres Profile Picture index.js path.extname unrestricted upload
Source: NVD (National Vulnerability Database)
Vulnerability Description
A flaw has been found in JawherKl node-api-postgres up to 2.5. Affected is the function path.extname of the file index.js of the component Profile Picture Handler. This manipulation causes unrestricted upload. The attack is possible to be carried out remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
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
危险类型文件的不加限制上传
Source: NVD (National Vulnerability Database)
Vulnerability Title
Express - Node.js API with PostgreSQL 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Express - Node.js API with PostgreSQL是Jawher Kl个人开发者的一个基于Node.js和PostgreSQL的RESTful API服务。 Express - Node.js API with PostgreSQL 2.5及之前版本存在代码问题漏洞，该漏洞源于对文件index.js中函数path.extname的错误操作，可能导致无限制上传。
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 |
|---|---|---|---|---|
| JawherKl | node-api-postgres | 2.0 | - |
II. Public POCs for CVE-2026-4191
| # | POC Description | Source Link | Shenlong Link |
|---|
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IV. Related Vulnerabilities
Same weakness: CWE-434
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CI4MS: Unrestricted PHP File Upload via Theme Installation L
V. Comments for CVE-2026-4191
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