Vulnerability · Published Jun 26, 2026 · Assigned by Patchstack
CVE-2026-57640WordPress MasterStudy LMS plugin <= 3.7.30 - Broken Access Control vulnerability
Medium 4.3
In plain English
A medium-severity missing authorization in MasterStudy LMS from Stylemix. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 17% of all known vulnerabilities).
Severity (CVSS 3.1)4.3Medium
Exploit odds (30 days)0.3%top 82.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Subscriber Broken Access Control in MasterStudy LMS <= 3.7.30 versions.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Stylemix | MasterStudy LMS | n/a – through 3.7.30 |
Weakness: CWE-862 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N