Is CVE-2026-63240 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-63240?

CVE-2026-63240 has a CVSS v3 severity of MEDIUM (4.3).

Back

CVE-2026-63240

Description

An information disclosure vulnerability in Koollab LMS allowed an authenticated learner to obtain correct quiz answers from the course status endpoint without completing the assessment legitimately, compromising the integrity of assessments.