The WS Form LITE and PRO plugins for WordPress are vulnerable to Stored Cross-Site Scripting via the url parameter in all versions up to, and including, 1.10.13 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. NOTE: This vulnerability is partially fixed in 1.10.13 and completely fixed in 1.10.14.

The WS Form LITE – Drag & Drop Contact Form Builder for WordPress plugin for WordPress is vulnerable to Reflected Cross-Site Scripting due to the use of remove_query_arg without appropriate escaping on the URL in all versions up to, and including, 1.9.244. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

The WS Form LITE plugin for WordPress is vulnerable to CSV Injection in versions up to, and including, 1.9.217. This allows unauthenticated attackers to embed untrusted input into exported CSV files, which can result in code execution when these files are downloaded and opened on a local system with a vulnerable configuration.

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in WS Form WS Form LITE – Drag & Drop Contact Form Builder for WordPress.This issue affects WS Form LITE – Drag & Drop Contact Form Builder for WordPress: from n/a through 1.9.170.

The WS Form LITE and Pro WordPress plugins before 1.8.176 do not sanitise and escape submitted form data, allowing unauthenticated attacker to submit XSS payloads which will get executed when a privileged user will view the related submission

The WS Form LITE and Pro WordPress plugins before 1.8.176 do not sanitise and escape their Form Name, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.