CVSS base score
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
What the vulnerability does
Missing Authorization vulnerability in Stylemix MasterStudy LMS masterstudy-lms-learning-management-system allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects MasterStudy LMS: from n/a through <= 3.5.28.
Explanation of Vulnerability in Simple Terms
MasterStudy LMS versions up to 3.5.28 lack proper authorization checks, allowing authenticated users to modify data they should not have access to. An attacker with a low-privilege account can alter content or settings without the site owner's knowledge. The vulnerability requires login credentials but does not require user interaction beyond normal site access.
What an attacker can do
Modify or alter data in the LMS that the attacker's account should not have permission to change.
Potential impact on your site
Unauthorized changes to course content, user data, or LMS settings by authenticated users with limited roles.
Conditions required to exploit
Attacker must have a valid low-privilege user account on the site.
Key dates
External resources
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