CVE-2024-43266 in WP Job Portal Plugin
Summary
by MITRE • 08/19/2024
Authorization Bypass Through User-Controlled Key vulnerability in wpjobportal WP Job Portal wp-job-portal.This issue affects WP Job Portal: from n/a through <= 2.1.8.
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Analysis
by VulDB Data Team • 04/02/2026
The CVE-2024-43266 vulnerability represents a critical authorization bypass flaw within the WP Job Portal plugin for WordPress systems. This vulnerability specifically targets the plugin's handling of user-controlled keys that should normally be restricted to authorized administrative users. The issue stems from inadequate validation mechanisms that allow unauthorized users to manipulate authentication tokens or keys that control access to protected administrative functions. The vulnerability exists in versions of the WP Job Portal plugin ranging from the initial release through version 2.1.8, indicating a long-standing flaw that has not been properly addressed in the plugin's security architecture. This authorization bypass weakness fundamentally undermines the plugin's access control mechanisms and creates a pathway for malicious actors to escalate privileges.
The technical implementation of this vulnerability involves a flaw in how the plugin processes user inputs that are intended to serve as authorization keys or tokens. When users interact with the plugin's administrative interfaces or perform actions that require elevated privileges, the system should validate that the requesting user possesses proper authorization levels before granting access. However, the vulnerability allows attackers to supply manipulated key values that bypass these validation checks. This typically occurs through parameter manipulation in HTTP requests or direct API calls where user-controllable inputs are not properly sanitized or validated against legitimate authorization contexts. The flaw aligns with CWE-285 which specifically addresses improper authorization in software systems, and represents a direct violation of the principle of least privilege that should govern all access control mechanisms. Attackers can exploit this weakness to gain unauthorized access to administrative functions, potentially leading to complete system compromise.
The operational impact of this vulnerability extends beyond simple unauthorized access to encompass potential data breaches, system compromise, and complete administrative control over affected WordPress installations. When exploited, this authorization bypass allows attackers to perform actions such as modifying job listings, accessing sensitive user data, altering plugin configurations, and potentially installing malicious code. The vulnerability affects WordPress sites running the affected plugin versions, making it particularly dangerous given the widespread adoption of WordPress and the WP Job Portal plugin. Organizations using the plugin are at risk of having their job portal systems compromised, which could lead to reputational damage, regulatory compliance violations, and potential legal consequences. The impact is especially severe because job portal systems often contain sensitive information about job seekers and employers, making them attractive targets for data theft and other malicious activities. This vulnerability also aligns with several ATT&CK techniques including privilege escalation and credential access, as it enables attackers to bypass authentication mechanisms and gain elevated system access.
Organizations affected by this vulnerability should immediately implement mitigations including updating to the latest version of the WP Job Portal plugin where the authorization bypass has been patched. The patch should address the improper handling of user-controlled keys and ensure proper validation of authorization tokens before granting administrative access. Additionally, administrators should implement network-level protections such as web application firewalls that can detect and block suspicious parameter manipulation attempts. Regular monitoring of system logs for unauthorized access attempts and privilege escalation activities should be implemented as part of ongoing security operations. Security teams should also consider implementing role-based access controls that limit what actions users can perform even if they manage to bypass certain authorization checks. The vulnerability demonstrates the importance of proper input validation and authentication mechanisms in preventing privilege escalation attacks, and serves as a reminder of the critical need for regular security updates and vulnerability assessments in WordPress environments. Organizations should conduct thorough security audits of their WordPress installations to identify other potential authorization bypass vulnerabilities that may exist within their plugin ecosystem and ensure that all third-party components are properly maintained and updated.