Showing 11 vulnerabilities on this page for MasterStudy LMS WordPress Plugin – for Online Courses and Education

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VulnerabilityTitle and contextCVSSEPSSPoCsSignalsSTIX action

MasterStudy LMS WordPress Plugin – for Online Courses and Education <= 3.7.14 - Insecure Direct Object Reference to Authenticated (Instructor+) Arbitrary Attachment Deletion

The MasterStudy LMS WordPress Plugin – for Online Courses and Education plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 3.7.14. This is due to the `stm_lms_delete_cover()` function lacking ownership validation on the `file_id` parameter before passing it to `wp_delete_attachment()`. This makes it possible for authenticated attackers, with Instructor-level access and above, to delete arbitrary attachments belonging to any user by enumer

CWE-639Jul 29, 2026
CVSS6.5v3.1EPSS0.22%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

MasterStudy LMS <= 3.7.25 - Authenticated (Subscriber+) Time-based Blind SQL Injection via 'order' and 'orderby' Parameters

The MasterStudy LMS WordPress Plugin for Online Courses and Education plugin for WordPress is vulnerable to Time-based Blind SQL Injection via the 'order' and 'orderby' parameters in the /lms/stm-lms/order/items REST API endpoint in versions up to and including 3.7.25. This is due to insufficient input sanitization combined with a design flaw in the custom Query builder class that allows unquoted SQL injection in ORDER BY clauses. When the Query builder detects parentheses in the sort_by paramet

CWE-89Apr 17, 2026
CVSS6.5v3.1EPSS0.462%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

MasterStudy LMS WordPress Plugin – for Online Courses and Education <= 3.7.11 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'stm_lms_courses_grid_display' Shortcode

The MasterStudy LMS WordPress Plugin – for Online Courses and Education plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'stm_lms_courses_grid_display' shortcode in all versions up to, and including, 3.7.11 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor level access and above, to inject arbitrary web scripts in pages that will execute whenever a user acc

CWE-79Feb 14, 2026
CVSS6.4v3.1EPSS0.199%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

MasterStudy LMS WordPress Plugin – for Online Courses and Education <= 3.7.6 Missing Authorization to Authenticated (Subscriber+) Posts and Media Creation, Modification and Deletion

The MasterStudy LMS WordPress Plugin – for Online Courses and Education plugin for WordPress is vulnerable to unauthorized modification and deletion of data due to a missing capability checks on multiple REST API endpoints in all versions up to, and including, 3.7.6. This makes it possible for authenticated attackers, with Subscriber-level access and above, to upload or delete arbitrary media files, delete or modify posts, and create/manage course templates

CWE-862Jan 6, 2026
CVSS5.4v3.1EPSS0.149%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

MasterStudy LMS WordPress Plugin – for Online Courses and Education <= 3.3.8 - Missing Authorization

The MasterStudy LMS WordPress Plugin – for Online Courses and Education plugin for WordPress is vulnerable to unauthorized access, modification, and loss of data due to a missing capability check on several functions in versions up to, and including, 3.3.8. This makes it possible for authenticated attackers, with subscriber level permissions and above, to read and modify content such as course questions, post titles, and taxonomies.

CWE-862May 2, 2024
CVSS6.3v3.1EPSS0.384%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

MasterStudy LMS <= 3.3.3 - Unauthenticated Local File Inclusion via template

The MasterStudy LMS plugin for WordPress is vulnerable to Local File Inclusion in all versions up to, and including, 3.3.3 via the 'template' parameter. This makes it possible for unauthenticated attackers to include and execute arbitrary files on the server, allowing the execution of any PHP code in those files. This can be used to bypass access controls, obtain sensitive data, or achieve code execution in cases where images and other “safe” file types can be uploaded and included.

CWE-98Apr 9, 20241 related artifact
CVSS9.8v3.1EPSS5.02%PoCs0SignalsNot listed in CISA KEVNo known ransomware use1 Nuclei templateSTIX

MasterStudy LMS <= 3.2.13 - Missing Authorization to Sensitive Information Exposure in search_posts

The MasterStudy LMS plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check on the search_posts function in all versions up to, and including, 3.2.13. This makes it possible for authenticated attackers, with subscriber-level access and above, to expose draft post titles and excerpts.

CWE-862Apr 9, 2024
CVSS4.3v3.1EPSS0.468%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

MasterStudy LMS <= 3.3.0 - Unauthenticated Local File Inclusion via modal

The MasterStudy LMS plugin for WordPress is vulnerable to Local File Inclusion in all versions up to, and including, 3.3.0 via the 'modal' parameter. This makes it possible for unauthenticated attackers to include and execute arbitrary files on the server, allowing the execution of any PHP code in those files. This can be used to bypass access controls, obtain sensitive data, or achieve code execution in cases where images and other “safe” file types can be uploaded and included.

CWE-98Mar 29, 2024
CVSS9.8v3.1EPSS1.54%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

MasterStudy LMS <= 3.3.1 - Unauthenticated Privilege Escalation via stm_lms_register AJAX Action

The MasterStudy LMS plugin for WordPress is vulnerable to Privilege Escalation in all versions up to, and including, 3.3.1. This is due to insufficient validation checks within the _register_user() function called by the 'wp_ajax_nopriv_stm_lms_register' AJAX action. This makes it possible for unauthenticated attackers to register a user with administrator-level privileges when MasterStudy LMS Pro is installed and the LMS Forms Editor add-on is enabled.

CWE-266Mar 29, 2024
CVSS9.8v3.1EPSS0.834%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

MasterStudy LMS WordPress Plugin – for Online Courses and Education <= 3.2.10 - Basic Information Exposure via REST route

The MasterStudy LMS WordPress Plugin – for Online Courses and Education plugin for WordPress is vulnerable to Information Exposure in versions up to, and including, 3.2.10. This can allow unauthenticated attackers to extract sensitive data including all registered user's username and email addresses which can be used to help perform future attacks.

CWE-200Mar 13, 2024
CVSS5.3v3.1EPSS0.802%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

MasterStudy LMS WordPress Plugin – for Online Courses and Education <= 3.2.5 - Unauthenticated SQL Injection

The MasterStudy LMS WordPress Plugin – for Online Courses and Education plugin for WordPress is vulnerable to union based SQL Injection via the 'user' parameter of the /lms/stm-lms/order/items REST route in all versions up to, and including, 3.2.5 due to insufficient escaping on the user supplied parameter and lack of sufficient preparation on the existing SQL query. This makes it possible for unauthenticated attackers to append additional SQL queries into already existing queries that can be u

CWE-89Feb 17, 20241 related artifact
CVSS9.8v3.1EPSS77.7%PoCs1SignalsNot listed in CISA KEVNo known ransomware use1 Nuclei templateSTIX