High · 8.8 CVE-2026-118090 EUVD-2026-114316GHSA-rm8v-6xph-365g

WordPress MasterStudy LMS plugin <= 3.7.55 - PHP Object Injection vulnerability

Published Oct 30, 2026 · Updated Oct 30, 2026 · Assigned by Patchstack

Vendor: stylemix Product: MasterStudy LMS

Description

Subscriber PHP Object Injection in MasterStudy LMS <= 3.7.55 versions.

Affected products

Vendor	Product	Affected	Fixed
Stylemix	MasterStudy LMS	≤ 3.7.55	—

References

https://patchstack.com/database/wordpress/plugin/masterstudy-lms-learning-management-system/vulnerability/wordpress-masterstudy-lms-plugin-3-7-55-php-object-injection-vulnerability?_s_id=cve vdb-entry