CVE-2023-35093 MEDIUM

CVE-2023-35093: WordPress MasterStudy LMS Plugin <= 3.0.8 is vulnerable to Broken Access Control

Vendor Stylemixthemes
Product MasterStudy LMS WordPress Plugin – for Online Courses and Education
Weakness CWE-862 · Missing authorization
Published June 22, 2023
Last update April 28, 2026

CVSS base score

6.5/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality High
Integrity None

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

What the vulnerability does

01Description

Broken Access Control vulnerability in StylemixThemes MasterStudy LMS WordPress Plugin – for Online Courses and Education plugin <= 3.0.8 versions allows any logged-in users, such as subscribers to view the "Orders" of the plugin and get the data related to the order like email, username, and more.

Explanation of Vulnerability in Simple Terms

02Summary

The MasterStudy LMS WordPress plugin through version 3.0.8 fails to properly check user permissions before allowing access to sensitive course and student data. An attacker with a low-privilege account (such as a student or subscriber) can read information they should not have access to, including other users' course progress, grades, and personal details. This affects the confidentiality of student records.

What an attacker can do

03Attacker Capabilities

Read other users' course data, grades, and personal information without authorization.

Potential impact on your site

04Site Impact

Student privacy is compromised; unauthorized users can view other students' grades and course progress.

Conditions required to exploit

05Prerequisites

Attacker must have a low-privilege WordPress account (student, subscriber, or similar role).

Key dates

06Disclosure timeline

June 22, 2023 CVE published
April 28, 2026 Record updated

Related vulnerabilities

08Related CVE