CVE-2026-63242

MEDIUM
MEDIUM Priority: 0.01 BB Relevance: 59/100
Published: 2026-07-29 Modified: 2026-10-23 First seen: 2026-10-29 Status: active

Attack Surface

Network Low Complexity No Interaction

CVSS Vector Breakdown

AV: Network
AC: Low
PR: Low
UI: None
S: Unchanged
C: None
I: Low
A: None

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.

Weakness Classification (1)

Bug Bounty Relevance

59 / 100
✓ Network accessible
✓ Low complexity
✓ No user interaction

CVSS Score

4.3 / 10.0 v3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

EPSS — Exploitation Probability

0.25%
Raw Score 0.002540
Percentile 17.0%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00254
2026-10-28
0.00254

Intelligence Sources

nvd ref →