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    CVE-2023-4278

    The MasterStudy LMS WordPress Plugin WordPress plugin before 3.0.18 does not have proper checks in place during registration allowing anyone to register on the site as an instructor. They can then add courses and/or posts.

    Published:Sep 11, 2023
    Last Modified:Apr 23, 2025
    EPS:Sep 11, 2023
    EPSS Score:0.15738
    CVSS Score:7.5

    Affected Products

    Vendor
    Stylemixthemes
    Product
    Masterstudy Lms

    Exploits

    https://wpscan.com/vulnerability/cb3173ec-9891-4bd8-9d05-24fe805b5235https://wpscan.com/vulnerability/cb3173ec-9891-4bd8-9d05-24fe805b5235https://www.exploit-db.com/exploits/51735https://github.com/revan-ar/CVE-2023-4278

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2026-73404 (CVSS 6.5) — Subscriber Broken Access Control in MasterStudy LMS <= 3.7.41 versions.…
    CVE-2026-68568 (CVSS 6.3) — Subscriber Privilege Escalation in MasterStudy LMS <= 3.7.41 versions.…
    CVE-2026-28145 (CVSS 5.3) — Insufficient Verification of Data Authenticity vulnerability in StylemixThemes MasterStudy LMS allows Manipula…
    CVE-2026-57330 (CVSS 6.5) — Subscriber Cross Site Scripting (XSS) in MasterStudy LMS <= 3.7.27 versions.…
    CVE-2026-57640 (CVSS 4.3) — Subscriber Broken Access Control in MasterStudy LMS <= 3.7.30 versions.…
    CVE-2026-40766 (CVSS 8.5) — Subscriber SQL Injection in MasterStudy LMS <= 3.7.25 versions.…
    CVE-2025-64215 (CVSS 6.5) — Missing Authorization vulnerability in StylemixThemes MasterStudy LMS Pro allows Accessing Functionality Not P…
    CVE-2026-8653 (CVSS 6.5) — The MasterStudy LMS Pro Plus plugin for WordPress is vulnerable to generic SQL Injection via the 'columns' par…
    CVE-2026-42730 (CVSS 8.5) — Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Stylemix…
    CVE-2025-64214 (CVSS 7.5) — Missing Authorization vulnerability in StylemixThemes MasterStudy LMS Pro masterstudy-lms-learning-management-…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High