Just Custom Fields <= 3.3.2 - Cross-Site Request Forgery on AJAX Actions
Strategic Overview
Vulnerability Overview
The Just Custom Fields plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 3.3.2. This is due to missing or incorrect nonce validation on multiple AJAX actions. This makes it possible for unauthenticated attackers to create, modify, and delete custom fields via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.
Technical Analysis
REMEDIATION: No known patch available. Please review the vulnerability's details in depth and employ mitigations based on your organization's risk tolerance. It may be best to uninstall the affected software and find a replacement. --- IDENTIFIER: CWE-862 (Missing Authorization) The product does not perform an authorization check when an actor attempts to access a resource or perform an action.
External References
Vulnerability data © Defiant, Inc., provided under the Wordfence Intelligence T&C