CVE-2026-42730 HIGH

CVE-2026-42730: WordPress MasterStudy LMS plugin <= 3.7.29 - SQL Injection vulnerability

Vendor Stylemix
Product MasterStudy LMS
Weakness CWE-89 · SQLi
Published May 27, 2026
Last update May 27, 2026

CVSS base score

8.5/10
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:C/C:H/I:N/A:L

What the vulnerability does

01Description

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Stylemix MasterStudy LMS masterstudy-lms-learning-management-system allows Blind SQL Injection.This issue affects MasterStudy LMS: from n/a through <= 3.7.29.

Explanation of Vulnerability in Simple Terms

02Summary

MasterStudy LMS versions up to 3.7.29 contain a SQL injection vulnerability in a component accessible to authenticated users. An attacker with low-level account access can craft malicious input to extract sensitive data from the database or disrupt site availability. The vulnerability affects multiple users and systems connected to the LMS.

What an attacker can do

03Attacker Capabilities

Extract sensitive data from the database or cause service disruption via SQL injection.

Potential impact on your site

04Site Impact

Unauthorized access to student records, course data, and user credentials; potential site downtime.

Conditions required to exploit

05Prerequisites

Attacker must have a low-privilege user account on the LMS.

Key dates

06Disclosure timeline

May 27, 2026 CVE published
May 27, 2026 Record updated

Related vulnerabilities

08Related CVE