CVE-2026-78284

WordPress MasterStudy LMS plugin <= 3.7.42 - Arbitrary File Deletion vulnerability

Published Aug 24, 2026 CVSS 3.1 · 8.6 High EPSS < 1% KEV · Not listed
Description
Unauthenticated Arbitrary File Deletion in MasterStudy LMS <= 3.7.42 versions.

Remediation

Vendor Solution

Update the WordPress MasterStudy LMS Plugin to the latest available version (at least 3.7.43).

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Unauthenticated Arbitrary File Deletion in MasterStudy LMS <= 3.7.42 versions.
Title WordPress MasterStudy LMS plugin <= 3.7.42 - Arbitrary File Deletion vulnerability
Weaknesses CWE-22
References
Metrics cvssV3_1

{'score': 8.6, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H'}

Subscriptions

No data.

Weaknesses

Sources

Status
PUBLISHED
Assigner
Patchstack
Published
Updated
Aug 25, 2026, 2:42 PM
Reserved
Aug 24, 2026, 7:38 AM
Status
Deferred
Published
Aug 24, 2026, 10:17 PM
Modified
Oct 12, 2026, 3:10 PM