CVE-2026-5203— CMS Made Simple UserGuide Module XML Import class.UserGuideImporterExporter.php _copyFilesToFolder path traversal
Quick assessment
Affected
n/a CMS Made Simple
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.
CMS Made Simple（CMSMS）是Cmsms团队的一套开源的内容管理系统(CMS)。该系统支持基于角色的权限管理系统、基于向导的安装与更新机制、智能缓存机制等。 CMS Made Simple 2.2.22及之前版本存在路径遍历漏洞，该漏洞源于组件UserGuide Module XML Import中文件modules/UserGuide/lib/class.UserGuideImporterExporter.php的函数_copyFilesToFolder存在路径遍历问题。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-5203
Vulnerability Information
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Vulnerability Title
CMS Made Simple UserGuide Module XML Import class.UserGuideImporterExporter.php _copyFilesToFolder path traversal
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was found in CMS Made Simple up to 2.2.22. This impacts the function _copyFilesToFolder in the library modules/UserGuide/lib/class.UserGuideImporterExporter.php of the component UserGuide Module XML Import. The manipulation results in path traversal. It is possible to launch the attack remotely. The exploit has been made public and could be used. This issue has been reported early to the project. They confirmed, that "this has already been discovered and fixed for the next release."
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5
Vulnerability Title
CMS Made Simple（CMSMS） 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
CMS Made Simple（CMSMS）是Cmsms团队的一套开源的内容管理系统(CMS)。该系统支持基于角色的权限管理系统、基于向导的安装与更新机制、智能缓存机制等。 CMS Made Simple 2.2.22及之前版本存在路径遍历漏洞，该漏洞源于组件UserGuide Module XML Import中文件modules/UserGuide/lib/class.UserGuideImporterExporter.php的函数_copyFilesToFolder存在路径遍历问题。
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 |
|---|---|---|---|---|
| - | CMS Made Simple | 2.2.0 |
cpe:2.3:a:cms_made_simple:cms_made_simple:*:*:*:*:*:*:*:*
|
|
II. Public POCs for CVE-2026-5203
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Same Patch Batch · n/a · 2026-03-31 · 22 CVEs total
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V. Comments for CVE-2026-5203
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