CVE-2024-11286: WP JobHunt Authentication Bypass Flaw

CVE-2024-11286 Overview

The WP JobHunt plugin for WordPress contains a critical authentication bypass vulnerability affecting all versions up to and including 7.1. The vulnerability exists due to improper user identity verification within the cs_parse_request() function, allowing unauthenticated attackers to bypass authentication mechanisms and gain unauthorized access to any user account on the affected WordPress site, including administrator accounts.

Critical Impact

Unauthenticated attackers can log in as any user, including administrators, leading to complete site compromise without requiring any credentials.

Affected Products

• WP JobHunt plugin for WordPress versions up to and including 7.1
• Chimpgroup JobCareer WordPress theme with bundled WP JobHunt plugin
• WordPress sites using affected versions of the plugin

Discovery Timeline

• 2025-03-14 - CVE-2024-11286 published to NVD
• 2025-07-08 - Last updated in NVD database

Technical Details for CVE-2024-11286

Vulnerability Analysis

This authentication bypass vulnerability (CWE-288: Authentication Bypass Using an Alternate Path or Channel) stems from a fundamental flaw in how the WP JobHunt plugin handles user authentication. The cs_parse_request() function fails to adequately verify user identity before completing the authentication process, creating an alternate authentication path that attackers can exploit.

The vulnerability is particularly severe because it requires no prior authentication, can be exploited remotely over the network with low complexity, and provides full access to user accounts including those with administrative privileges. Successful exploitation grants attackers complete control over the WordPress installation, enabling them to modify content, install malicious plugins, access sensitive data, or pivot to attack other systems.

Root Cause

The root cause lies in insufficient validation logic within the cs_parse_request() function. The plugin does not properly verify that authentication requests originate from legitimate users with valid credentials. This missing validation step allows attackers to craft requests that the plugin incorrectly interprets as authenticated sessions, bypassing the normal authentication flow entirely.

Attack Vector

The attack is executed remotely over the network without requiring any user interaction or prior authentication. An attacker targets the vulnerable cs_parse_request() function by sending specially crafted HTTP requests to the WordPress site running the vulnerable plugin.

The exploitation flow involves identifying a WordPress site using the WP JobHunt plugin, crafting malicious requests that exploit the authentication verification gap in cs_parse_request(), and gaining authenticated access to any target user account. Once authenticated as an administrator, the attacker has full control over the WordPress installation.

For technical details on the exploitation mechanism, refer to the Wordfence Vulnerability Report.

Detection Methods for CVE-2024-11286

Indicators of Compromise

• Unexpected administrative login events from unfamiliar IP addresses or geographic locations
• Authentication logs showing successful logins without corresponding credential validation requests
• Unusual activity in WordPress audit logs, such as new user creation, plugin installations, or settings modifications by accounts that should not be active
• Anomalous requests to endpoints associated with the cs_parse_request() function

Detection Strategies

• Monitor WordPress authentication logs for login events that bypass normal credential verification flows
• Implement web application firewall (WAF) rules to detect and block suspicious requests targeting WP JobHunt plugin endpoints
• Review access logs for unusual patterns in requests to /wp-admin/ or plugin-specific AJAX handlers
• Deploy endpoint detection and response (EDR) solutions to identify post-exploitation activities such as file modifications or malicious plugin installations

Monitoring Recommendations

• Enable comprehensive logging for WordPress authentication events and plugin activity
• Configure alerts for administrative account access from new IP addresses or outside business hours
• Implement real-time monitoring of WordPress user role changes and privilege escalations
• Establish baseline behavior for plugin-related HTTP requests to detect anomalous patterns

How to Mitigate CVE-2024-11286

Immediate Actions Required

• Update the WP JobHunt plugin to a version newer than 7.1 that contains the security fix
• Audit all WordPress user accounts for unauthorized access or suspicious activity, particularly administrator accounts
• Force password resets for all administrative users as a precautionary measure
• Review recent plugin installations, user creations, and configuration changes for signs of compromise

Patch Information

Site administrators should immediately update the WP JobHunt plugin to the latest available version that addresses this vulnerability. The plugin can be updated through the WordPress admin dashboard or by downloading the patched version from the ThemeForest Product Page. It is critical to verify that the updated version is greater than 7.1 before considering the vulnerability remediated.

Workarounds

• If immediate patching is not possible, consider temporarily disabling the WP JobHunt plugin until an update can be applied
• Implement strict IP-based access controls for the WordPress admin area using .htaccess or server configuration
• Deploy a web application firewall (WAF) with rules specifically targeting authentication bypass attempts
• Enable multi-factor authentication (MFA) for all WordPress administrator accounts to add an additional layer of protection

# Example .htaccess rule to restrict wp-admin access by IP
<Files wp-login.php>
  Order Deny,Allow
  Deny from all
  Allow from YOUR_TRUSTED_IP_ADDRESS
</Files>