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CVE-2025-15009— liweiyi ChestnutCMS Filename upload FilenameUtils.getExtension unrestricted upload

Quick assessment

Affected
liweiyi ChestnutCMS
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.

ChestnutCMS是liweiyi个人开发者的一个前后端分离的企业级内容管理系统。 liweiyi ChestnutCMS 1.5.8及之前版本存在代码问题漏洞，该漏洞源于组件Filename Handler中文件/dev-api/common/upload的参数File的错误操作，可能导致无限制上传。

CVSS 6.3 · Medium EPSS 0.34% · P27

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-15009

Vulnerability Information
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Vulnerability Title
liweiyi ChestnutCMS Filename upload FilenameUtils.getExtension unrestricted upload
Source: CVE Program / CVE List V5
Vulnerability Description
A flaw has been found in liweiyi ChestnutCMS up to 1.5.8. This vulnerability affects the function FilenameUtils.getExtension of the file /dev-api/common/upload of the component Filename Handler. Executing manipulation of the argument File can lead to unrestricted upload. The attack may be launched remotely. The exploit has been published and may be used.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/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
ChestnutCMS 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ChestnutCMS是liweiyi个人开发者的一个前后端分离的企业级内容管理系统。 liweiyi ChestnutCMS 1.5.8及之前版本存在代码问题漏洞，该漏洞源于组件Filename Handler中文件/dev-api/common/upload的参数File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
liweiyi ChestnutCMS 1.5.0 -

II. Public POCs for CVE-2025-15009

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III. Intelligence Information for CVE-2025-15009

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Vendor Advisories for CVE-2025-15009 (3)

Other References for CVE-2025-15009 (2)

IV. Related Vulnerabilities

Same product: ChestnutCMS
Same vendor: liweiyi
Same weakness: CWE-434

V. Comments for CVE-2025-15009

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