CVE-2025-59577: 
WordPress vulnerability analysis and mitigation

A Race Condition vulnerability (CVE-2025-59577) was discovered in Stylemix MasterStudy LMS plugin for WordPress affecting versions through 3.6.20. The vulnerability was reported by security researcher Bibek Dhakal on August 28, 2025, and was publicly disclosed on September 22, 2025 (Patchstack).

The vulnerability is classified as a Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition) issue, identified as CWE-362. It received a CVSS v3.1 Base Score of 4.3 (Medium) with the vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N, indicating network accessibility, low attack complexity, and required low privileges for exploitation (NVD, Patchstack).

The vulnerability has been assessed with a low severity impact, primarily affecting the integrity of the system with no direct impact on confidentiality or availability. The OWASP Top 10 categorizes this under A8: Software and Data Integrity Failures (Patchstack).

The vulnerability has been fixed in version 3.6.21 of the MasterStudy LMS plugin. Users are recommended to update to this version or later to remediate the security issue. For Patchstack users, enabling auto-update for vulnerable plugins is recommended as an additional security measure (Patchstack).