WordPress Support Board plugin < 3.8.9 - Privilege Escalation vulnerability

Unauthenticated Privilege Escalation in Support Board < 3.8.9 versions.

WordPress Support Board <= 3.8.0 - Local File Inclusion Vulnerability

Improper Control of Filename for Include/Require Statement in PHP Program ('PHP Remote File Inclusion') vulnerability in Schiocco Support Board supportboard allows PHP Local File Inclusion.This issue affects Support Board: from n/a through <= 3.8.0.

WordPress Support Board <= 3.8.0 - Cross Site Scripting (XSS) Vulnerability

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Schiocco Support Board supportboard allows Reflected XSS.This issue affects Support Board: from n/a through <= 3.8.0.

Support Board <= 3.8.0 - Unauthenticated Arbitrary File Deletion

The Support Board plugin for WordPress is vulnerable to arbitrary file deletion due to insufficient file path validation in the sb_file_delete function in all versions up to, and including, 3.8.0. This makes it possible for attackers to delete arbitrary files on the server, which can easily lead to remote code execution when the right file is deleted (such as wp-config.php). An attacker can leverage CVE-2025-4855 vulnerability to exploit this vulnerability unauthenticated.

Support Board <= 3.8.0 - Unauthenticated Authorization Bypass due to Use of Default Secret Key

The Support Board plugin for WordPress is vulnerable to unauthorized access/modification/deletion of data due to use of hardcoded default secrets in the sb_encryption() function in all versions up to, and including, 3.8.0. This makes it possible for unauthenticated attackers to bypass authorization and execute arbitrary AJAX actions defined in the sb_ajax_execute() function. An attacker can use this vulnerability to exploit CVE-2025-4828 and various other functions unauthenticated.

WordPress Support Board plugin < 3.8.7 - Cross Site Scripting (XSS) vulnerability

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Schiocco Support Board supportboard allows Reflected XSS.This issue affects Support Board: from n/a through < 3.8.7.

Reflected Cross Site Scripting (XSS) vulnerability in Support Board

A Reflected Cross Site Scripting (XSS) vulnerability has been found in Support Board v3.7.7. This vulnerability allows an attacker to execute JavaScript code in the victim's browser by sending the victim a malicious URL using the 'search' parameter in '/supportboard/include/articles.php'. This vulnerability can be exploited to steal sensitive user data, such as session cookies, or to perform actions on behalf of the user.

SQL Injection vulnerability in Support Board

A SQL Injection vulnerability has been found in Support Board v3.7.7. This vulnerability allows an attacker to retrieve, create, update and delete database via 'calls[0][message_ids][]' parameter in '/supportboard/include/ajax.php' endpoint.

Support Board < 3.3.6 - Arbitrary File Deletion via CSRF

The Support Board WordPress plugin before 3.3.6 does not have any CSRF checks in actions handled by the include/ajax.php file, which could allow attackers to make logged in users do unwanted actions. For example, make an admin delete arbitrary files

Support Board < 3.3.5 - Agent+ Stored Cross-Site Scripting

The Support Board WordPress plugin before 3.3.5 allows Authenticated (Agent+) users to perform Cross-Site Scripting attacks by placing a payload in the notes field, when an administrator or any authenticated user go to the chat the XSS will be automatically executed.

Support Board < 3.3.4 - Multiple Unauthenticated SQL Injections

The Support Board WordPress plugin before 3.3.4 does not escape multiple POST parameters (such as status_code, department, user_id, conversation_id, conversation_status_code, and recipient_id) before using them in SQL statements, leading to SQL injections which are exploitable by unauthenticated users.

In the Schiocco "Support Board - Chat And Help Desk" plugin 1.2.3 for WordPress, a Stored XSS vulnerability has been discovered in file upload areas in the Chat and Help Desk sections via the msg parameter in a /wp-admin/admin-ajax.php sb_ajax_add_message action.