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CVE-2026-41937— Vvveb < 1.0.8.3 Unrestricted File Upload RCE via Plugin Upload

Quick assessment

Affected
givanz Vvveb
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

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 1.0.8.3之前版本存在安全漏洞，该漏洞源于插件上传端点存在无限制文件上传，可能导致超级管理员用户上传恶意插件ZIP文件执行任意PHP代码，攻击者可以制作包含有效Slug标头的plugin.php和包含任意PHP代码的public/index.php的ZIP文件，通过未认证HTTP请求访问插件公共路径时执行。

CVSS 7.2 · High EPSS 0.63% · P48

Affected Version Matrix 2

VendorProduct Version RangeStatus
givanz Vvveb < 1.0.8.3 affected
04f0294350ec429e307cd31c2e777a4797c868d6 unaffected
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I. Basic Information for CVE-2026-41937

Vulnerability Information
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Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
Vvveb < 1.0.8.3 Unrestricted File Upload RCE via Plugin Upload
Source: CVE Program / CVE List V5
Vulnerability Description
Vvveb before 1.0.8.3 contains an unrestricted file upload vulnerability in the plugin upload endpoint that allows super_admin users to execute arbitrary PHP code by uploading a malicious plugin ZIP file. Attackers can craft a ZIP containing a plugin.php with a valid Slug header and a public/index.php file with arbitrary PHP code, which executes as the web server user once accessed via subsequent unauthenticated HTTP requests to the plugin's public path.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
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
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 1.0.8.3之前版本存在安全漏洞，该漏洞源于插件上传端点存在无限制文件上传，可能导致超级管理员用户上传恶意插件ZIP文件执行任意PHP代码，攻击者可以制作包含有效Slug标头的plugin.php和包含任意PHP代码的public/index.php的ZIP文件，通过未认证HTTP请求访问插件公共路径时执行。
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)

Affected Products

Vendor Product Affected Versions CPE Subscribe
givanz Vvveb 0 ~ 1.0.8.3 -

II. Public POCs for CVE-2026-41937

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 6984 chars
Pro+ exclusive includes:
Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
In-depth vulnerability mechanism
Trigger conditions & impact
Full executable POC code
Exploit chain & mitigation
POC zip download
100+ AI POC generations per month

III. Intelligence Information for CVE-2026-41937

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Patches & Fixes for CVE-2026-41937 (1)

News Coverage for CVE-2026-41937 (1)

Other References for CVE-2026-41937 (1)

Same Patch Batch · givanz · 2026-05-14 · 4 CVEs total

CVE-2026-41935 7.1 HIGH Vvveb < 1.0.8.3 Uncontrolled Recursion Denial of Service
CVE-2026-41932 6.1 MEDIUM Vvveb < 1.0.8.3 Stored XSS via Signup Controller
CVE-2026-41933 5.3 MEDIUM Vvveb < 1.0.8.3 Directory Listing Information Disclosure

IV. Related Vulnerabilities

Same product: Vvveb
Same vendor: givanz
Same weakness: CWE-434

V. Comments for CVE-2026-41937

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