Recent release notes show a focus on security improvements. For instance, the site transfer feature received significant enhancements in version 8.1 (December 2025), fixing bugs related to data misdirection, including issues where "form leads, emails, and orders were still being sent to the previous site owner after a transfer".
: Website builders bundle popular scripts and libraries (such as jQuery) to power animations, menus, and forms. If these libraries contain known flaws, hackers can target them directly.
While the Nicepage development team actively releases regular maintenance cycles, multiple vectors have sparked security discussions within the web design community. 1. File Upload Exploits via Contact Forms
Rendering unchecked user-generated content. Common Potential Exploits and Vulnerabilities (2026) nicepage website builder exploit
Throughout 2025, users reported that Malwarebytes Browser Guard repeatedly blocked Nicepage’s CDN domains (assets.nicepagecdn.com and assets.nicepagecdn.io), marking them as potential threats. As a Nicepage help desk representative noted: "browser guards like Malwarebytes repeatedly block our CDN domains, even after you’ve marked them as trusted. These domains are safe and are used to deliver essential content such as fonts, scripts, and styles for Nicepage sites".
Nicepage allows users to insert contact forms that handle submissions and file uploads. In older versions, a lack of strict file-type validation allowed attackers to upload malicious .php scripts or shells. Once uploaded, the attacker could execute arbitrary code, gain control of the web server, and deface the site or steal database credentials. 2. Information Disclosure via Paths
: Researchers realized they could bypass the editor’s UI and talk directly to the plugin's backend. The Disclosure : Wordfence notified the Nicepage team in January 2024. : Nicepage acted quickly, releasing version 6.4.7 Recent release notes show a focus on security improvements
Based on the security landscape discussed above, here are practical steps to protect sites built with Nicepage:
In early to mid-2024, security researchers began circulating reports of a critical exploit chain affecting the , specifically its plugin and theme implementations for WordPress. Dubbed by some analysts as “NicePage Gateway,” this exploit highlighted dangerous weaknesses in how page builders handle user input, template imports, and SVG sanitization.
The specific vectors that expose a Nicepage-generated environment include: If these libraries contain known flaws, hackers can
: Added to protect contact forms from bot-driven spam and potential injection attacks. How to Keep Your Nicepage Site Secure
Cross-site scripting (XSS) in templates or widgets
The exploit primarily affected:
in contact forms have been a general risk for CMS-based builders, potentially leading to remote code execution (RCE) if not properly sanitized. Nicepage.com Recommended Mitigation Steps