CVE-2025-59577: WordPress MasterStudy LMS Plugin <= 3.6.20 - Race Condition Vulnerability

Severity: medium (CVSS 4.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-09-22 · updated 2026-10-11
Weakness: CWE-362

Description

Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') vulnerability in Stylemix MasterStudy LMS masterstudy-lms-learning-management-system allows Leveraging Race Conditions.This issue affects MasterStudy LMS: from n/a through <= 3.6.20.

Affected products

MasterStudy LMS WordPress Plugin: through 3.6.20

References

https://patchstack.com/database/Wordpress/Plugin/masterstudy-lms-learning-management-system/vulnerability/wordpress-masterstudy-lms-plugin-3-6-20-race-condition-vulnerability?_s_id=cve

Get alerted when CVE-2025-59577 or the next vulnerability affects your stack