Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Kiboko Labs Watu Quiz allows SQL Injection.This issue affects Watu Quiz: from n/a through 3.4.2.

The Watu Quiz WordPress plugin before 3.4.1.2 does not sanitise and escape some of its settings, which could allow users such as authors (if they've been authorized by admins) to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.

The Watu Quiz plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'watu-basic-chart' shortcode in all versions up to, and including, 3.4.1 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

The Watu Quiz plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 3.4.1 via the watu-userinfo shortcode. This makes it possible for authenticated attackers, with contributor-level access and above, to extract sensitive user meta data which can include session tokens and user emails.

Unauth. Reflected Cross-Site Scripting (XSS) vulnerability in Kiboko Labs Watu Quiz plugin <= 3.3.9.2 versions.

A vulnerability was found in Watu Quiz Plugin up to 2.6.7 on WordPress. It has been rated as critical. This issue affects the function watu_exams of the file controllers/exam.php of the component Exam Handler. The manipulation of the argument quiz leads to sql injection. The attack may be initiated remotely. Upgrading to version 2.6.8 is able to address this issue. The patch is named bf42e7cfd819a3e76cf3e1465697e89f4830590c. It is recommended to upgrade the affected component. The associated identifier of this vulnerability is VDB-230651.

Auth. (admin+) Stored Cross-Site Scripting (XSS) vulnerability in Kiboko Labs Watu Quiz plugin <= 3.3.8 versions.

The Watu Quiz plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the ‘dn’, 'email', 'points', and 'date' parameters in versions up to, and including, 3.3.9 due to insufficient input sanitization and output escaping. 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 Watu Quiz WordPress plugin before 3.3.8.2 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).

The Watu Quiz WordPress plugin before 3.3.8.2 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin.