CVE-2025-8723— Cloudflare Image Resizing <= 1.5.6 - Missing Authentication to Unauthenticated Remote Code Execution via rest_pre_dispatch Hook
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I. Basic Information for CVE-2025-8723
Vulnerability Information
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Vulnerability Title
Cloudflare Image Resizing <= 1.5.6 - Missing Authentication to Unauthenticated Remote Code Execution via rest_pre_dispatch Hook
Source: NVD (National Vulnerability Database)
Vulnerability Description
The Cloudflare Image Resizing plugin for WordPress is vulnerable to Remote Code Execution due to missing authentication and insufficient sanitization within its hook_rest_pre_dispatch() method in all versions up to, and including, 1.5.6. This makes it possible for unauthenticated attackers to inject arbitrary PHP into the codebase, achieving remote code execution.
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
WordPress plugin Cloudflare Image Resizing 代码注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress和WordPress plugin都是WordPress基金会的产品。WordPress是一套使用PHP语言开发的博客平台。该平台支持在PHP和MySQL的服务器上架设个人博客网站。WordPress plugin是一个应用插件。 WordPress plugin Cloudflare Image Resizing 1.5.6及之前版本存在代码注入漏洞，该漏洞源于hook_rest_pre_dispatch方法缺少身份验证和清理，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
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| mecanik | Cloudflare Image Resizing – Optimize & Accelerate Your Images | * ~ 1.5.6 | - |
II. Public POCs for CVE-2025-8723
| # | POC Description | Source Link | Shenlong Link |
|---|---|---|---|
| 1 | Cloudflare Image Resizing <= 1.5.6 | Unauthenticated Remote Code Execution | https://github.com/Nxploited/CVE-2025-8723 | POC Details |
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IV. Related Vulnerabilities
Same weakness: CWE-94
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V. Comments for CVE-2025-8723
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