WordPress 4ECPS Web Forms Plugin Arbitrary File Upload Vulnerability

A vulnerability allowing unrestricted upload of files with dangerous types has been identified in the WordPress 4ECPS Web Forms Plugin, affecting versions through 0.2.18. This vulnerability could be exploited to upload a web shell to the server, potentially leading to further unauthorized access or actions on the website.

Impact

Exploitation of this vulnerability could allow a malicious actor to upload any type of file to the website, including backdoors that could be executed to gain additional access.

Remediation

Users of the WordPress 4ECPS Web Forms Plugin are advised to update to a version later than 0.2.18. For those unable to update immediately, Patchstack offers a virtual patch that can be applied to mitigate this vulnerability.