CVE-2026-63241

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

29/07/2026

Last modified:

30/07/2026

Description

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

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N CVSS v3.1 Severity and Metrics:

Base Score: 3.10 LOW
Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N

Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): Low
Integrity (I): None
Availability (A): None

Base Score 3.x

3.10

Severity 3.x

LOW

References to Advisories, Solutions, and Tools

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