CVE-2026-27395 WordPress Support Board plugin < 3.8.9 - Privilege Escalation vulnerability
PublishedUnauthenticated Privilege Escalation in Support Board < 3.8.9 versions.
Vendor
12 published CVES affecting Schiocco, from public sources (CVE.org, NVD, CISA KEV, FIRST EPSS, OSV).
Newest publication first
Unauthenticated Privilege Escalation in Support Board < 3.8.9 versions.
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.
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/artic...
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.
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.
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.
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 b...
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...
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
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.
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...
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.
Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.