Broken Access Control in MasterStudy LMS Learning Management System
CVE-2026-57640

4.3MEDIUM

Key Information:

Vendor

WordPress
Status
Masterstudy Lms
Vendor
CVE Published:
26 June 2026

What is CVE-2026-57640?

A vulnerability has been identified in the MasterStudy LMS plugin for WordPress, affecting versions up to 3.7.30. This vulnerability arises from improper access control measures, which may allow unauthorized users to gain access to restricted areas or functionalities within the Learning Management System (LMS). As a result, this could lead to sensitive information being exposed or manipulated. It is crucial for users and administrators to update to the latest version to mitigate potential risks associated with this access control flaw.

Affected Version(s)

MasterStudy LMS <= 3.7.30

References

https://patchstack.com/database/wordpress/plugin/masterst...
vdb-entry

CVSS V3.1

Score:
4.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

lagi bljr | Patchstack Bug Bounty Program
.