CVE-2025-4800

HIGH 8.8 CVSS 3.1

Published: May 28, 2025
Last modified: June 17, 2026
NVD status: Deferred
Reported by: security@wordfence.com
Weakness: CWE-434
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Description

The MasterStudy LMS Pro plugin for WordPress is vulnerable to arbitrary file uploads due to a missing file type validation in the stm_lms_add_assignment_attachment function in all versions up to, and including, 4.7.0. This makes it possible for authenticated attackers, with Subscriber-level access and above, to upload arbitrary files on the affected site's server, which may make remote code execution possible.

Affected products and versions

StylemixThemes MasterStudy LMS Pro — Up to and including 4.7.0

References

docs.stylemixthemes.com https://docs.stylemixthemes.com/masterstudy-lms/changelog-pro-version
stylemixthemes.com https://stylemixthemes.com/wordpress-lms-plugin/
themeforest.net https://themeforest.net/item/masterstudy-education-center-wordpress-theme/12170274/
www.wordfence.com https://www.wordfence.com/threat-intel/vulnerabilities/id/c170a228-4abd-4ee6-ba37-bdcde1cb7fc5?source=cve
nvd.nist.gov Official NVD record

WordPress CVEs

Description

Affected products and versions

References