Arbitrary File Upload Vulnerability in MasterStudy LMS Pro Plugin by StylemixThemes
CVE-2025-7438

7.5HIGH

Key Information:

Vendor

WordPress
Status
Masterstudy Lms Pro
Vendor
CVE Published:
18 July 2025

What is CVE-2025-7438?

The MasterStudy LMS Pro plugin for WordPress has a significant security vulnerability that allows attackers with at least Subscriber-level access to upload arbitrary files to the server. This flaw arises from inadequate validation of file types in the 'install_and_activate_plugin' function. While the exploitation may be challenging due to specific timing and environmental conditions, it poses a potential risk of remote code execution, necessitating prompt updates to versions preceding 4.7.9.

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Deploy the Patch

Affected Version(s)

MasterStudy LMS Pro * <= 4.7.9

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://docs.stylemixthemes.com/masterstudy-lms/changelog...

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Thái An
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