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Low · 3.7 CVE-2026-63236 EUVD-2026-50131GHSA-q46f-qpmx-9862

Improper access control vulnerability

Published Jul 29, 2026 · Updated Jul 29, 2026 · Assigned by CSA

Description

An improper access control vulnerability in
Koollab LMS allowed an
unauthenticated attacker to read another user's name, internal identifier,
scores, lesson status, lesson position, and cached lesson state via the SCORM
API endpoint.

Affected products

VendorProductAffectedFixed
Three Learning Koollab LMS 5.3.2 —

References