Vulnerability · Published Aug 24, 2026 · Assigned by Patchstack
CVE-2026-78284WordPress MasterStudy LMS plugin <= 3.7.42 - Arbitrary File Deletion vulnerability
High 8.6
In plain English
A high-severity path traversal 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 0.5% (higher than 45% of all known vulnerabilities).
Severity (CVSS 3.1)8.6High
Exploit odds (30 days)0.5%top 54.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Unauthenticated Arbitrary File Deletion in MasterStudy LMS <= 3.7.42 versions.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Stylemix | MasterStudy LMS | n/a – through 3.7.42 |
Weakness: CWE-22 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H