A Remote Code Execution vulnerability exists in the gVectors wpDiscuz plugin 7.0 through 7.0.4 for WordPress, which allows unauthenticated users to upload any type of file, including PHP files via the wmuUploadFiles AJAX action.

Missing Authorization vulnerability in gVectors Team wpDiscuz allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects wpDiscuz: from n/a through 7.6.10.

Missing Authorization vulnerability in gVectors Team wpDiscuz allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects wpDiscuz: from n/a through 7.6.3.

The Comments – wpDiscuz plugin for WordPress is vulnerable to authentication bypass in all versions up to, and including, 7.6.24. This is due to insufficient verification on the user being returned by the social login token. This makes it possible for unauthenticated attackers to log in as any existing user on the site, such as an administrator, if they have access to the email and the user does not have an already-existing account for the service returning the token.

The Comments – wpDiscuz plugin for WordPress is vulnerable to HTML Injection in all versions up to, and including, 7.6.21. This is due to a lack of filtering of HTML tags in comments. This makes it possible for unauthenticated attackers to add HTML such as hyperlinks to comments when rich editing is disabled.

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in gVectors Team wpDiscuz allows Stored XSS.This issue affects wpDiscuz: from n/a through 7.6.18.

Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability in gVectors Team wpDiscuz allows Code Injection.This issue affects wpDiscuz: from n/a through 7.6.10.

The wpDiscuz plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'Alternative Text' field of an uploaded image in all versions up to, and including, 7.6.15 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with author-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in gVectors Team Comments – wpDiscuz allows Stored XSS.This issue affects Comments – wpDiscuz: from n/a through 7.6.12.

Authorization Bypass Through User-Controlled Key vulnerability in gVectors Team Comments – wpDiscuz.This issue affects Comments – wpDiscuz: from n/a through 7.6.3.