CVE-2026-5333— DefaultFuction Content-Management-System tools.php command injection
Quick assessment
Affected
DefaultFuction Content-Management-System
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.
Content Management System是DefaultFuction个人开发者的一个轻量级的内容管理系统。 Content Management System 1.0版本存在命令注入漏洞，该漏洞源于文件/admin/tools.php中对参数host的操作不当，可能导致命令注入。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-5333
Vulnerability Information
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Vulnerability Title
DefaultFuction Content-Management-System tools.php command injection
Source: CVE Program / CVE List V5
Vulnerability Description
A security flaw has been discovered in DefaultFuction Content-Management-System 1.0. This issue affects some unknown processing of the file /admin/tools.php. The manipulation of the argument host results in command injection. The attack can be executed remotely. The exploit has been released to the public and may be used for attacks.
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
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
Content Management System 命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Content Management System是DefaultFuction个人开发者的一个轻量级的内容管理系统。 Content Management System 1.0版本存在命令注入漏洞，该漏洞源于文件/admin/tools.php中对参数host的操作不当，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 |
|---|---|---|---|---|
| DefaultFuction | Content-Management-System | 1.0 | - |
|
II. Public POCs for CVE-2026-5333
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Advisories for CVE-2026-5333 (2)
-
🔗 Submit #780849: DefaultFuction CMS V1.0.0 Command Injection Read full article third-party-advisory
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🔗 CVE-2026-5333 DefaultFuction Content-Management-System tools.php command injection Read full article vdb-entry technical-description
Other References for CVE-2026-5333 (2)
IV. Related Vulnerabilities
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V. Comments for CVE-2026-5333
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