CVE-2026-63242
Business logic vulnerability
Description
A business logic vulnerability in Koollab LMS allowed an authenticated learner to set their lesson completion status to completed via the SCORM commit endpoint without viewing the lesson material, compromising training and completion records.
INFO
Published Date :
July 29, 2026, 7:16 a.m.
Last Modified :
July 29, 2026, 7:16 a.m.
Remotely Exploit :
Yes !
Source :
5f57b9bf-260d-4433-bf07-b6a79e9bb7d4
Affected Products
The following products are affected by CVE-2026-63242
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | 5f57b9bf-260d-4433-bf07-b6a79e9bb7d4 | ||||
| CVSS 3.1 | MEDIUM | MITRE-CVE |
Solution
- Enforce lesson viewing before marking as complete.
- Review and restrict access to SCORM commit endpoint.
- Implement proper authorization checks.
- Validate all learner actions.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-63242.
| URL | Resource |
|---|---|
| https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-094/ |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-63242 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-63242
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-63242 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-63242 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
New CVE Received by 5f57b9bf-260d-4433-bf07-b6a79e9bb7d4
Jul. 29, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'Three Learning', 'product': 'Koollab LMS', 'versions': [{'status': 'affected', 'version': '5.3.2'}], 'defaultStatus': 'unaffected'}] Added Description A business logic vulnerability in Koollab LMS allowed an authenticated learner to set their lesson completion status to completed via the SCORM commit endpoint without viewing the lesson material, compromising training and completion records. Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N Added Reference https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-094/