CVE-2025-4800 | BDVDB-2026-280411 Detail
StylemixThemesMasterStudy LMS Pro
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.
Impact#
Per CVSS v3.1: confidentiality impact high, integrity impact high, availability impact high. Attack vector: network.
Weaknesses#
- CWE-434 Unrestricted Upload of File with Dangerous Type
References#
- https://www.wordfence.com/threat-intel/vulnerabilities/id/c170a228-4abd-4ee6-ba37-bdcde1cb7fc5?source=cve
- https://stylemixthemes.com/wordpress-lms-plugin/
- https://themeforest.net/item/masterstudy-education-center-wordpress-theme/12170274/
- https://docs.stylemixthemes.com/masterstudy-lms/changelog-pro-version
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.