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CVE-2025-5840— SourceCodester Client Database Management System user_update_customer_order.php unrestricted upload

Quick assessment

Affected
SourceCodester Client Database Management System
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

SourceCodester Client Database Management System是SourceCodester开源的一个客户端数据库管理系统。 SourceCodester Client Database Management System 1.0版本存在代码问题漏洞，该漏洞源于对文件/user_update_customer_order.php中参数uploaded_file的错误操作导致无限制上传。

CVSS 7.3 · High EPSS 0.46% · P38
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I. Basic Information for CVE-2025-5840

Vulnerability Information
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Vulnerability Title
SourceCodester Client Database Management System user_update_customer_order.php unrestricted upload
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability, which was classified as critical, was found in SourceCodester Client Database Management System 1.0. This affects an unknown part of the file /user_update_customer_order.php. The manipulation of the argument uploaded_file leads to unrestricted upload. It is possible to initiate the attack remotely.
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
危险类型文件的不加限制上传
Source: CVE Program / CVE List V5
Vulnerability Title
SourceCodester Client Database Management System 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SourceCodester Client Database Management System是SourceCodester开源的一个客户端数据库管理系统。 SourceCodester Client Database Management System 1.0版本存在代码问题漏洞，该漏洞源于对文件/user_update_customer_order.php中参数uploaded_file的错误操作导致无限制上传。
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
SourceCodester Client Database Management System 1.0 -

II. Public POCs for CVE-2025-5840

# POC Description Source Link Shenlong Link
1 CVE-2025-5840 Exploit Written In Python By haxerr9 https://github.com/haxerr9/CVE-2025-5840 POC Details
AI-Generated POC Premium
Qwen3.6-35B-A3B · 7806 chars
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III. Intelligence Information for CVE-2025-5840

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Vendor Advisories for CVE-2025-5840 (1)

Other References for CVE-2025-5840 (1)

IV. Related Vulnerabilities

Same product: Client Database Management System
Same vendor: SourceCodester
Same weakness: CWE-434

V. Comments for CVE-2025-5840

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