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Medium 4.3Published Sep 22, 2025

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

Updated under an hour ago ()

Does this affect you?

It affects Stylemix MasterStudy LMS. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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.

CVSS
4.3 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Weakness (CWE)
CWE-362
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
Patchstack
NVD analysis
Deferred
Record last updated
Apr 28, 2026
First seen by InfoSec Signals
Oct 11, 2026

Affected products

Affected products
Stylemix MasterStudy LMS
stylemix:masterstudy_lms (from the name)
through 3.6.20; fixed at 3.6.21
CNA record

References

  • vdb-entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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