WordPress security changelog
HIGH CVE-2026-40766 Deferred

MasterStudy LMS: SQL injection

MasterStudy LMS is affected by SQL injection. Exposure depends on how the affected operation is made reachable by the site. A successful request can alter database queries and expose or modify WordPress data. The published affected range is n/a through 3.7.25.

CVE / CNA score 8.5 CVSS 3.1 · audit@patchstack.com
NVD score Pending NVD has not published its own CVSS assessment.
Component
MasterStudy LMS
Plugin slug
masterstudy-lms-learning-management-system
Affected
n/a through 3.7.25
Safe version
3.7.26
Published
Jun 15, 2026
Weakness
CWE-89 — Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

This CVE was published Jun 15, 2026 and is one of 15 known issues for this plugin.

Update, patch or deactivate.

Update MasterStudy LMS to 3.7.26 or later, or disable and remove it until a fixed version is available.

A safe version is available, so updating to that version or later is the preferred remediation. If an immediate update is not practical, consider a targeted application patch or temporarily restricting the affected functionality.

Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.

Technical description

Subscriber SQL Injection in MasterStudy LMS <= 3.7.25 versions.

CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:L

Primary and upstream sources