Codoforum v5.1 was discovered to contain an arbitrary file upload vulnerability via the logo change option in the admin panel.

A stored cross site scripting (XSS) vulnerability in the 'Manage Users' feature of Codoforum v5.0.2 allows authenticated attackers to execute arbitrary web scripts or HTML via a crafted payload entered into the 'Username' parameter.

A stored cross site scripting (XSS) vulnerability in the 'Smileys' feature of Codoforum v5.0.2 allows authenticated attackers to execute arbitrary web scripts or HTML via crafted payload entered into the 'Smiley Code' parameter.

A stored cross site scripting (XSS) vulnerability in the 'Pages' feature of Codoforum v5.0.2 allows authenticated attackers to execute arbitrary web scripts or HTML via crafted payload entered into the 'Page Title' parameter.

A SQL Injection vulnerability in get_topic_info() in sys/CODOF/Forum/Topic.php in Codoforum before 4.9 allows remote attackers (pre-authentication) to bypass the admin page via a leaked password-reset token of the admin. (As an admin, an attacker can upload a PHP shell and execute remote code on the operating system.)

Codoforum 4.8.3 allows HTML Injection in the 'admin dashboard Manage users Section.'

Codoforum 4.8.8 allows self-XSS via the title of a new topic.

Codologic Codoforum through 4.8.4 allows a DOM-based XSS. While creating a new topic as a normal user, it is possible to add a poll that is automatically loaded in the DOM once the thread/topic is opened. Because session cookies lack the HttpOnly flag, it is possible to steal authentication cookies and take over accounts.

Codologic Codoforum through 4.8.4 allows stored XSS in the login area. This is relevant in conjunction with CVE-2020-5842 because session cookies lack the HttpOnly flag. The impact is account takeover.

Codoforum 4.8.3 allows XSS in the user registration page: via the username field to the index.php?u=/user/register URI. The payload is, for example, executed on the admin/index.php?page=users/manage page.