CVE-2025-59577

CVE-2025-59577 is a medium-severity vulnerability with a CVSS 3.x base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-362.

Key facts

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.

Frequently asked questions

What is CVE-2025-59577?
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.
How severe is CVE-2025-59577?
CVE-2025-59577 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2025-59577 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-59577?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-59577 have an EU (EUVD) identifier?
Yes. CVE-2025-59577 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-30462.
When was CVE-2025-59577 published?
CVE-2025-59577 was published on 2025-09-22 and last updated on 2026-06-17.

References

Other CWE-362 (Race Condition) vulnerabilities

Browse all CWE-362 (Race Condition) vulnerabilities →