CVE-2025-49902 in Login Page Customizer Plugin
Summary
by MITRE • 12/18/2025
Missing Authorization vulnerability in A WP Life Login Page Customizer – Customizer Login Page, Admin Page, Custom Design customizer-login-page allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Login Page Customizer – Customizer Login Page, Admin Page, Custom Design: from n/a through <= 2.1.1.
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Analysis
by VulDB Data Team • 12/20/2025
The CVE-2025-49902 vulnerability represents a critical missing authorization flaw within the WP Life Login Page Customizer plugin, specifically affecting versions through 2.1.1. This security weakness resides in the plugin's access control mechanisms, creating a pathway for unauthorized users to exploit incorrectly configured security levels. The vulnerability impacts the customizer-login-page component and related admin page functionalities, fundamentally undermining the authentication and authorization frameworks that should protect sensitive administrative interfaces. Such a flaw allows attackers to bypass normal access restrictions and potentially gain unauthorized access to administrative functions that should be restricted to legitimate users only.
The technical implementation of this vulnerability stems from improper validation of user permissions within the plugin's customizer functionality. When users interact with the login page customization features or admin page modifications, the system fails to adequately verify whether the requesting user possesses sufficient privileges to perform the requested operations. This misconfiguration creates a direct attack vector where unauthenticated or low-privileged users can manipulate the customizer interface to access restricted administrative features. The vulnerability manifests when the plugin does not properly enforce role-based access controls or session validation checks, allowing attackers to exploit the inconsistent authorization logic through crafted requests or direct interface manipulation.
The operational impact of this vulnerability extends beyond simple unauthorized access, as it can enable attackers to perform administrative actions that compromise the entire WordPress installation. An attacker exploiting this flaw could potentially modify login page designs, alter administrative settings, or even gain full control over the WordPress backend through the compromised customizer interface. The vulnerability's scope includes not only the login page customization features but also the broader admin page functionalities that rely on the same flawed authorization mechanisms. This creates a significant risk for websites using the affected plugin, as it essentially provides a backdoor for malicious actors to escalate privileges and compromise the entire web application.
Organizations should immediately implement mitigations including updating to the latest version of the WP Life Login Page Customizer plugin where the authorization flaw has been addressed. Additionally, administrators should conduct thorough security audits of their WordPress installations to identify any other plugins or themes that may exhibit similar access control vulnerabilities. The implementation of web application firewalls and additional monitoring of administrative access attempts can help detect and prevent exploitation attempts. Security teams should also review and enforce proper role-based access controls within their WordPress environments, ensuring that only authorized personnel have access to administrative functions. This vulnerability aligns with CWE-285, which addresses improper authorization within software systems, and represents a clear violation of the principle of least privilege that should govern all access control mechanisms.
The attack surface for this vulnerability is particularly concerning given that WordPress remains one of the most widely used content management systems, making it a prime target for automated exploitation attempts. The fact that this flaw exists in a plugin designed for login page customization makes it especially dangerous, as it directly targets the primary authentication interface of the platform. Security practitioners should consider implementing additional layers of protection including two-factor authentication, regular security scanning, and comprehensive access control reviews to mitigate risks associated with this class of authorization flaw. The vulnerability demonstrates the critical importance of proper input validation and access control implementation in web applications, particularly in components that handle user authentication and administrative functions. Organizations must prioritize patch management and security monitoring to prevent exploitation of such critical authorization vulnerabilities that can lead to complete system compromise.