module

Gibbon School Platform Authenticated PHP Deserialization Vulnerability

Disclosed
Mar 18, 2024

Description

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.
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