CVE-2026-39918— Vvveb < 1.0.8.1 Code Injection via Installation Endpoint
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I. Basic Information for CVE-2026-39918
Vulnerability Information
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Vulnerability Title
Vvveb < 1.0.8.1 Code Injection via Installation Endpoint
Source: NVD (National Vulnerability Database)
Vulnerability Description
Vvveb prior to 1.0.8.1 contains a code injection vulnerability in the installation endpoint where the subdir POST parameter is written unsanitized into the env.php configuration file without escaping or validation. Attackers can inject arbitrary PHP code by breaking out of the string context in the define statement to achieve unauthenticated remote code execution as the web server user.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
对生成代码的控制不恰当(代码注入)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Vvveb 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Vvveb是Givan个人开发者的一个强大且易于使用的CMS，用于构建网站、博客或电子商务商店。 Vvveb 1.0.8.1之前版本存在安全漏洞，该漏洞源于安装端点中subdir参数未经验证写入配置文件，可能导致远程代码执行。
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)
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Affected Products
II. Public POCs for CVE-2026-39918
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|---|
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- Release Vvveb 1.0.8.1 · givanz/Vvveb · GitHubrelease-notes
- https://nvd.nist.gov/vuln/detail/CVE-2026-39918
Same Patch Batch · givanz · 2026-04-20 · 4 CVEs total
| CVE-2026-34427 | 8.8 HIGH | Vvveb < 1.0.8.1 Privilege Escalation via admin/user/save |
| CVE-2026-34428 | 7.7 HIGH | Vvveb < 1.0.8.1 SSRF via oEmbedProxy |
| CVE-2026-34429 | 5.4 MEDIUM | Vvveb < 1.0.8.1 Stored XSS via Media Upload and Rename |
IV. Related Vulnerabilities
Same product: Vvveb
- CVE-2026-41928
Vvveb < 1.0.8.2 Information Disclosure via Cron Controller - CVE-2026-41929
Vvveb < 1.0.8.2 Unauthenticated Reflected XSS via Visual Edi - CVE-2026-41938
Vvveb < 1.0.8.2 RCE via Media Upload Handler - CVE-2026-41930
Vvveb < 1.0.8.2 Hard-coded Credentials Information Disclosur - CVE-2026-41931
Vvveb < 1.0.8.2 Information Disclosure via Debug Exception H
Same vendor: givanz
- CVE-2026-41928
Vvveb < 1.0.8.2 Information Disclosure via Cron Controller - CVE-2026-41929
Vvveb < 1.0.8.2 Unauthenticated Reflected XSS via Visual Edi - CVE-2026-41938
Vvveb < 1.0.8.2 RCE via Media Upload Handler - CVE-2026-41930
Vvveb < 1.0.8.2 Hard-coded Credentials Information Disclosur - CVE-2026-41931
Vvveb < 1.0.8.2 Information Disclosure via Debug Exception H
Same weakness: CWE-94
- CVE-2025-15463
Advanced Custom Fields: Extended <= 0.9.2.3 - Unauthenticate - CVE-2021-47939
Evolution CMS 3.1.6 Authenticated Remote Code Execution via - CVE-2021-47938
ImpressCMS 1.4.2 Remote Code Execution via Autotasks - CVE-2021-47935
Sentry 8.2.0 Remote Code Execution via Pickle Deserializatio - CVE-2022-50944
Aero CMS 0.0.1 PHP Code Injection via posts.php
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