Masteriyo - LMS <= 2.0.3 - Authenticated (Subscriber+) Sensitive Information Exposure

4.3
Exposure of Sensitive Information to an Unauthorized Actor
CVE CVE-2025-64270
CVSS 4.3 (Medium)
Publicly Published November 30, 2025
Last Updated December 20, 2025
Researcher daroo

Description

The Masteriyo LMS – Online Course Builder for eLearning, LMS & Education plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 2.0.3. This makes it possible for authenticated attackers, with Subscriber-level access and above, to extract sensitive user or configuration data.

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Vulnerability Details for Masteriyo LMS – LMS Course Builder, Quizzes & Certificates

Software Type Plugin
Software Slug learning-management-system (view on wordpress.org)
Patched? Yes
Remediation Update to version 2.0.4, or a newer patched version
Affected Version
  • <= 2.0.3
Patched Version
  • 2.0.4

Recent vulnerabilities in Masteriyo LMS – LMS Course Builder, Quizzes & Certificates

# Title CVE ID CVSS Researchers Date
1 Masteriyo LMS <= 2.2.0 - Missing Authorization to Unauthenticated Arbitrary Course Progress Deletion CVE-2026-8279 5.3 Jamshed Yergashvoyev (CVE Guy) September 6, 2026
2 Masteriyo LMS – LMS Course Builder, Quizzes & Certificates 1.18.0 - 2.3.3 - Authenticated (Custom Role+) Stored Cross-Site Scripting CVE-2026-82846 6.4 Mutantgun September 5, 2026
3 Masteriyo LMS – LMS Course Builder, Quizzes & Certificates < 2.3.3 - Authenticated (Custom Role+) Stored Cross-Site Scripting CVE-2026-19712 6.4 Farid Narimanov August 20, 2026
4 Masteriyo LMS – LMS Course Builder, Quizzes & Certificates <= 2.3.2 - Unauthenticated Arbitrary File Upload CVE-2026-73996 9.8 20kilograma August 18, 2026
5 Masteriyo LMS – LMS Course Builder, Quizzes & Certificates <= 2.3.1 - Authenticated (Subscriber+) Insecure Direct Object Reference CVE-2026-65463 4.3 Celvex Group July 22, 2026
6 Masteriyo LMS – LMS Course Builder, Quizzes & Certificates <= 2.3.0 - Authenticated (Subscriber+) Stored Cross-Site Scripting CVE-2026-59513 6.4 July 21, 2026
7 Masteriyo LMS <= 2.3.0 - Missing Authorization to Unauthenticated User Session Termination CVE-2026-13332 5.3 Nakata Christian July 6, 2026
8 Masteriyo LMS <= 2.2.1 - Missing Authorization to Authenticated (Student+) Arbitrary Course Announcement Modification CVE-2026-11773 4.3 ilinor June 26, 2026
9 Masteriyo LMS – LMS Course Builder, Quizzes & Certificates <= 2.2.0 - Authenticated (Subscriber+) Privilege Escalation CVE-2026-49111 8.8 daroo June 8, 2026
10 Masteriyo LMS <= 2.2.0 - Missing Authorization to Unauthenticated Course Progress Disclosure and Deletion CVE-2026-10824 5.3 Muni Nitish Kumar Yaddala June 4, 2026

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