CVE-2026-63237

4.8 MEDIUM
Published: July 29, 2026 Modified: July 29, 2026
View on NVD

Description

A TOTP two-factor authentication bypass vulnerability in Koollab LMS allowed an attacker to supply a client-controlled seed to generate a matching one-time password and bypass the second authentication factor, potentially enabling unauthorised access to administrator accounts.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-094/
Source: 5f57b9bf-260d-4433-bf07-b6a79e9bb7d4

1 reference(s) from NVD

Quick Stats

CVSS v3 Score
4.8 / 10.0
Exploitation Status
Not in CISA KEV