CVE-2026-73996

WordPress Masteriyo - LMS plugin <= 2.3.2 - Arbitrary File Upload vulnerability

Published Aug 18, 2026 CVSS 3.1 · 9.8 Critical EPSS < 1% KEV · Not listed
Description
Unrestricted Upload of File with Dangerous Type vulnerability in ThemeGrill Masteriyo - LMS learning-management-system allows Upload a Web Shell to a Web Server.This issue affects Masteriyo - LMS: from n/a through 2.3.2.

Remediation

Vendor Solution

Update the WordPress Masteriyo - LMS plugin to the latest available version (at least 2.3.3).

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Description Unauthenticated Arbitrary File Upload in Masteriyo - LMS <= 2.3.2 versions. Unrestricted Upload of File with Dangerous Type vulnerability in ThemeGrill Masteriyo - LMS learning-management-system allows Upload a Web Shell to a Web Server.This issue affects Masteriyo - LMS: from n/a through 2.3.2.
Type Values Removed Values Added
First Time appeared Masteriyo
Masteriyo masteriyo
Wordpress
Wordpress wordpress
Vendors & Products Masteriyo
Masteriyo masteriyo
Wordpress
Wordpress wordpress
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
Description Unauthenticated Arbitrary File Upload in Masteriyo - LMS <= 2.3.2 versions.
Title WordPress Masteriyo - LMS plugin <= 2.3.2 - Arbitrary File Upload vulnerability
Weaknesses CWE-434
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Patchstack
Published
Updated
Nov 5, 2026, 8:13 AM
Reserved
Aug 14, 2026, 10:15 AM
Status
Deferred
Published
Aug 18, 2026, 3:17 PM
Modified
Nov 5, 2026, 9:17 AM