CVE-2026-40731— WordPress ChapterOne theme <= 1.7 - Local File Inclusion vulnerability
Quick assessment
Affected
Mikado-Themes ChapterOne
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.
Mikado-Themes ChapterOne是Mikado-Themes团队的一款开发模板组件。 Mikado-Themes ChapterOne 1.7及之前版本存在代码注入漏洞，该漏洞源于存在本地文件包含问题，可能导致未经身份验证的攻击者利用漏洞读取任意文件。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing ApplicationAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Mikado-Themes | ChapterOne | n/a≤ 1.7 |
affected |
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I. Basic Information for CVE-2026-40731
Vulnerability Information
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Vulnerability Title
WordPress ChapterOne theme <= 1.7 - Local File Inclusion vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Unauthenticated Local File Inclusion in ChapterOne <= 1.7 versions.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
PHP程序中Include/Require语句包含文件控制不恰当(PHP远程文件包含)
Source: CVE Program / CVE List V5
Vulnerability Title
Mikado-Themes ChapterOne 代码注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Mikado-Themes ChapterOne是Mikado-Themes团队的一款开发模板组件。 Mikado-Themes ChapterOne 1.7及之前版本存在代码注入漏洞，该漏洞源于存在本地文件包含问题，可能导致未经身份验证的攻击者利用漏洞读取任意文件。
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 |
|---|---|---|---|---|
| Mikado-Themes | ChapterOne | n/a ~ 1.7 | - |
|
II. Public POCs for CVE-2026-40731
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Same Patch Batch · Mikado-Themes · 2026-06-17 · 7 CVEs total
| CVE-2026-39537 | 8.1 HIGH | WordPress Mikado Core plugin <= 1.6 - Local File Inclusion vulnerability |
| CVE-2026-40753 | 8.1 HIGH | WordPress EasyMeals theme <= 1.5.1 - PHP Object Injection vulnerability |
| CVE-2026-52707 | 8.1 HIGH | WordPress Kastell theme <= 2.0 - Local File Inclusion vulnerability |
| CVE-2026-40757 | 8.1 HIGH | WordPress Château theme <= 1.2.1 - PHP Object Injection vulnerability |
| CVE-2026-40756 | 8.1 HIGH | WordPress Zoya theme <= 1.4 - PHP Object Injection vulnerability |
| CVE-2026-40733 | 8.1 HIGH | WordPress ShiftUp theme <= 1.3 - PHP Object Injection vulnerability |
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V. Comments for CVE-2026-40731
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