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CVE-2025-8723— Cloudflare Image Resizing <= 1.5.6 - Missing Authentication to Unauthenticated Remote Code Execution via rest_pre_dispatch Hook

Quick assessment

Affected
mecanik Cloudflare Image Resizing – Optimize & Accelerate Your Images
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.

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。

CVSS 9.8 · Critical EPSS 14.73% · P96

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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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: CVE Program / CVE List V5
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: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
对生成代码的控制不恰当(代码注入)
Source: CVE Program / CVE List V5
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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III. Intelligence Information for CVE-2025-8723

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IV. Related Vulnerabilities

Same weakness: CWE-94

V. Comments for CVE-2025-8723

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