Nicepage 4.5.4 Exploit ((full)) [TRUSTED]

Nicepage is a popular website builder and content management system (CMS) plugin used by thousands of web designers to create responsive websites. However, software updates occasionally introduce or fail to patch critical security gaps. The represents a significant security event that left numerous websites vulnerable to unauthorized access, data breaches, and malicious takeovers.

Failure to properly escape message payloads allows attackers to inject arbitrary JavaScript code that executes in the context of an administrator viewing site leads. 2. Outdated Embedded Dependencies

In addition to file upload flaws, version 4.5.4 and adjacent versions suffer from Stored or Reflected Cross-Site Scripting (XSS). This occurs when the plugin fails to sanitize user-supplied data before rendering it on a page. Attackers can inject malicious JavaScript into the website, which executes in the browser of any unsuspecting visitor, potentially leading to session hijacking or cookie theft. Potential Impact of a Successful Attack nicepage 4.5.4 exploit

One reference that might be initially confusing is . This entry is for "niceforyou," a separate product, and is unrelated to Nicepage by Artisteer Limited. Similarly, while a CVE-2025-66470 exists for an XSS vulnerability, it is for the "NiceGUI" component of a different product, not Nicepage.

The Nicepage 4.5.4 exploit serves as a stark reminder that even popular, well-intentioned plugins can introduce catastrophic vulnerabilities. For developers, the takeaway is rigorous input validation and capability checking. For site owners, it underscores the necessity of: Nicepage is a popular website builder and content

: Recent security bulletins identify multiple vulnerabilities in versions prior to 4.5.4, including denial of service (DoS) risks and MFA bypasses. Security Context for Nicepage

Ensure that your server directories, especially those handling media and plugin uploads, have the correct read/write permissions. This severely limits what an uploaded file can do, even if an attacker manages to bypass the builder's file-type sanitization. 2. Implement a Web Application Firewall (WAF) Failure to properly escape message payloads allows attackers

What are you using (WordPress, Joomla, or standalone)?

Nicepage is a widely used low-code drag-and-drop website design application. It exports native templates to . Version 4.5.4, released as part of the 4.5.x ecosystem, integrated features like grid column architectures and client-side scripts to run custom responsive layouts.

The Nicepage 4.5.4 exploit is a critical vulnerability that affects the Nicepage website builder plugin, which is used by millions of websites worldwide. The exploit allows an attacker to inject malicious code into a website built using Nicepage, potentially leading to unauthorized access, data theft, and other malicious activities.