Nicepage 4.16.0 Exploit [better] Jun 2026

Some Nicepage users have reported that security software occasionally flags Nicepage-related content. In January 2025, a user reported that Bitdefender blocked a Nicepage editor URL as a "phishing page," warning that it could obtain login credentials or credit card details.

Nicepage 4.16.0 (specifically the WordPress plugin and Joomla extension)

If you are still running Nicepage 4.16.0, your site may be susceptible to several "evergreen" web vulnerabilities: nicepage 4.16.0 exploit

: Nicepage has been criticized for using older versions of jQuery (v1.9.1) , which contains several known security flaws. While the Nicepage team has stated these do not directly lead to "real security problems," modern security scans will continue to flag them as a high risk.

In the affected version, certain API endpoints failed to verify the privilege level of the user initiating the request. This architectural flaw falls under the category of or Insecure Direct Object References (IDOR) , combined with insufficient sanitization of user-supplied data. The Attack Vector Some Nicepage users have reported that security software

: Version 4.12 introduced file upload capabilities in contact forms . Unrestricted file upload is a common vector for Remote Code Execution (RCE) if malicious scripts (e.g., .php files) are not properly filtered by the server.

Are you seeing any on your site right now? While the Nicepage team has stated these do

: Most website-builder exploits center around how the application processes external user data. When a plugin handles functions like contact forms, image galleries, or custom shortcodes, failing to sanitize input lets attackers inject code directly onto the host server.

When an environment maintains an active deployment of Nicepage 4.16.0, it leaves the broader host site exposed to several escalating automated threats: