CVE-2026-57640

MasterStudy LMS WordPress Plugin – for Online Courses and Education <= 3.7.30 - Missing Authorization

mediumMissing Authorization

4.3

CVSS Score

4.3

CVSS Score

medium

Severity

3.7.31

Patched in

Time to patch

Description

The MasterStudy LMS WordPress Plugin – for Online Courses and Education plugin for WordPress is vulnerable to unauthorized access due to a missing capability check on a function in versions up to, and including, 3.7.30. This makes it possible for authenticated attackers, with subscriber-level access and above, to perform an unauthorized action.

CVSS Vector Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

None

Confidentiality

Low

Integrity

None

Availability

Technical Details

Affected versions<=3.7.30

PublishedJune 26, 2026

Last updatedJune 29, 2026

Affected pluginmasterstudy-lms-learning-management-system

Source Code

WordPress.org SVN

Vulnerable v3.7.30

Browse source Download .zip

Patched

Patched version not available.

References

https://www.wordfence.com/threat-intel/vulnerabilities/id/ff6c0ce5-b98e-4005-b8ea-7328119aec97?source=api-prod

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