CVE-2026-63241 — Insecure direct object reference vulnerability

CVE-2026-63241

Insecure direct object reference vulnerability PUBLISHED

Description (CNA)

An insecure direct object reference vulnerability in Koollab LMS allowed an authenticated user to query the course completion progress of any other user without authorisation, disclosing private learning progress information.

Affected (CNA)

Vendor / product	Versions
Three Learning / Koollab LMS	affected 5.3.2

CWE

No CWE identifiers supplied.

References

https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-094/

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.