CVE-2025-26944 in JetPopup Plugin
Summary
by MITRE • 04/15/2025
Missing Authorization vulnerability in NotFound JetPopup allows Accessing Functionality Not Properly Constrained by ACLs. This issue affects JetPopup: from n/a through 2.0.11.
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Analysis
by VulDB Data Team • 04/15/2025
The vulnerability identified as CVE-2025-26944 represents a critical authorization flaw within the JetPopup plugin for WordPress systems. This missing authorization issue stems from inadequate access control mechanisms that fail to properly enforce administrative constraints on plugin functionality. The vulnerability specifically impacts versions of JetPopup ranging from an unspecified initial version through 2.0.11, creating a persistent security gap that could be exploited by unauthorized users to access restricted administrative features.
This technical flaw manifests as a failure in the Access Control List (ACL) implementation within the plugin's codebase. The absence of proper authorization checks means that users who should not have access to certain administrative functions can potentially invoke them through the JetPopup interface. The vulnerability operates at the application level and specifically targets the plugin's administrative endpoints that handle user management, configuration settings, and other privileged operations. According to CWE classification, this vulnerability maps to CWE-285, which describes improper authorization scenarios where systems fail to properly enforce access controls for protected resources.
The operational impact of this vulnerability extends beyond simple unauthorized access to encompass potential system compromise and data exposure. An attacker exploiting this flaw could gain access to administrative functions that control plugin behavior, user permissions, and potentially sensitive system configurations. The vulnerability's persistence across multiple versions indicates a fundamental flaw in the plugin's security architecture rather than a temporary coding error. This type of issue aligns with ATT&CK technique T1078 which covers valid accounts and privileges, as unauthorized access to administrative functions could lead to broader system compromise.
Security implications of this vulnerability include the potential for privilege escalation, unauthorized modification of plugin settings, and possible data manipulation through the exposed administrative interfaces. The missing authorization check creates a pathway for attackers to bypass normal access controls and execute functions that should be restricted to authorized administrators only. Organizations running affected versions of JetPopup face significant risk of unauthorized access to their WordPress installations, particularly in environments where multiple users have varying levels of access privileges. The vulnerability's scope suggests that any user with access to the affected plugin interface could potentially exploit this weakness to gain elevated privileges.
Mitigation strategies for this vulnerability should include immediate patching to the latest available version of JetPopup where the authorization flaw has been addressed. System administrators should conduct thorough access control reviews to ensure that only authorized personnel have access to administrative functions within the WordPress environment. Network segmentation and additional monitoring of administrative access patterns can help detect potential exploitation attempts. The implementation of role-based access controls and regular security audits of WordPress plugins should be standard practice to prevent similar authorization failures. Organizations should also consider implementing web application firewalls to monitor and block suspicious access patterns targeting administrative interfaces. Regular vulnerability scanning and penetration testing of WordPress installations can help identify similar authorization issues before they can be exploited by malicious actors.