Gibbon School Platform 26.0.00 Remote Code Execution

A remote code execution vulnerability in Gibbon online school platform version 26.0.00 and lower allows remote authenticated users to conduct PHP deserialization attacks via columnOrder in a POST request to the endpoint /modules/System%20Admin/import_run.php&type=externalAssessment&step=4. As it allows remote code execution, adversaries could exploit this flaw to execute arbitrary commands, potentially resulting in complete system compromise, data exfiltration, or unauthorized access to sensitive information.

adversaries amp attacks code code execution deserialization endpoint exploit flaw modules php platform remote code remote code execution request school system version vulnerability