WordPress MasterStudy LMS Pro plugin < 4.7.16 - Broken Access Control vulnerability

published 2026-06-15 4 mo ago modified 2026-10-07 33 d ago also EUVD-2025-210138

cvss: 6.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 9%
public exploits: 0; none known

Missing Authorization vulnerability in StylemixThemes MasterStudy LMS Pro allows Accessing Functionality Not Properly Constrained by ACLs.

This issue affects MasterStudy LMS Pro: from n/a before 4.7.16.

Patch / fix

fixed in 1

StylemixThemes MasterStudy LMS Pro 4.7.16

CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: partial
Assessed: 4 mo ago (2026-06-15)

Exploit prediction

0.20% chance of exploitation in the next 30 days, higher than 9% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	6.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L

Affected products

StylemixThemes MasterStudy LMS Pro

Classification

Weakness

CWE-862 Missing Authorization

Technology feeds

WordPress rss critical rss

References

patchstack.com /database/wordpress/plugin/masterstudy-lms-learning-management-system-pro/vulnerability/wordpress-masterstudy-
vdb-entry

Sources

CVE List CVE-2025-64215
NVD CVE-2025-64215

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary