Business Logic Flaw in Koollab LMS Allows Fake Lesson Completion

Executive Summary

This is a business logic vulnerability in Koollab LMS where an authenticated learner can mark their lesson as completed without actually viewing the material. It exploits the SCORM commit endpoint to falsify training and completion records.

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Impact Analysis

This vulnerability allows users to bypass training requirements, leading to inaccurate completion records. Organizations relying on these records for compliance or certification may face false compliance, audit failures, or compromised training integrity.

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Compliance Impact

It could undermine compliance by providing falsified training records. For GDPR, this may affect data accuracy requirements. For HIPAA, it could compromise workforce training documentation needed for audit trails.

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Mitigation Strategies

Disable or restrict access to the SCORM commit endpoint for learner accounts until a patch is applied. Review completion records for unauthorized changes and implement monitoring for suspicious activity on training records.

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