PT-2026-97712

Name of the Vulnerable Software and Affected Versions MasterStudy LMS WordPress Plugin versions prior to 3.7.50 Description Insufficient validation of a display-style setting allows users with the Contributor role and above to perform Local File Inclusion LFI, which is a technique used to trick a...

CVE-2026-88843: Improper Limitation of a Pathname to a Restricted Directory

The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.50 does not validate one of its display-style settings before using it to build a template path, allowing users with the Contributor role and above to include and execute arbitrary local PHP files on the server. An equivalent path w...

CVE-2026-88847: Missing Authorization

The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.50 does not verify that a user is enrolled in a course before recording lesson completions against it, allowing any authenticated user, such as a subscriber, to create course progress records for courses they have no access to...

CVE-2026-88846: Missing Authorization

The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.50 does not check whether user registration is enabled on the site before creating an account through one of its front-end registration flows, allowing unauthenticated users to create accounts, and be logged into them, on sites wher...

PT-2026-97714

Name of the Vulnerable Software and Affected Versions MasterStudy LMS WordPress Plugin versions prior to 3.7.50 Description The plugin fails to verify if user registration is enabled on the site before processing account creation through its front-end registration flows. This allows unauthenticat...

CVE-2026-81338

The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.50 does not properly sanitise and restrict HTML in user-submitted content before storing it and rendering it to other users, allowing users with subscriber-level accounts and above to perform stored HTML injection, such as embedding...

CVE-2026-81339

The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.50 does not perform a per-object ownership check when returning a quiz attempt result, allowing any authenticated user with a minimal subscriber role to read other students' quiz grades, pass/fail status and attempt timestamps by...

EUVD-2026-85029

The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.50 does not perform a per-object ownership check when returning a quiz attempt result, allowing any authenticated user with a minimal subscriber role to read other students' quiz grades, pass/fail status and attempt timestamps by...

CVE-2026-81338 MasterStudy LMS < 3.7.50 - Subscriber+ Stored HTML Injection via Course Discussions

The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.50 does not properly sanitise and restrict HTML in user-submitted content before storing it and rendering it to other users, allowing users with subscriber-level accounts and above to perform stored HTML injection, such as embedding...

CVE-2026-81339: Authorization Bypass Through User-Controlled Key

The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.50 does not perform a per-object ownership check when returning a quiz attempt result, allowing any authenticated user with a minimal subscriber role to read other students' quiz grades, pass/fail status and attempt timestamps by...

PT-2026-97164

Name of the Vulnerable Software and Affected Versions MasterStudy LMS WordPress Plugin versions prior to 3.7.50 Description Insufficient sanitization and restriction of HTML in user-submitted content allows users with subscriber-level accounts and above to perform stored HTML injection. This issu...

PT-2026-97165

Name of the Vulnerable Software and Affected Versions MasterStudy LMS WordPress Plugin versions prior to 3.7.50 Description An issue exists where the plugin fails to perform a per-object ownership check when returning quiz attempt results. This allows any authenticated user with a subscriber role...

CVE-2026-81338: Insufficient Verification of Data Authenticity

The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.50 does not properly sanitise and restrict HTML in user-submitted content before storing it and rendering it to other users, allowing users with subscriber-level accounts and above to perform stored HTML injection, such as embedding...

CVE-2026-88844: Authorization Bypass Through User-Controlled Key

The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.50 does not verify that the requesting user owns the course before returning its enrolled-student data, allowing users with the MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.50's Instructor role to disclose the names...

PT-2026-95251

Name of the Vulnerable Software and Affected Versions MasterStudy LMS WordPress Plugin versions prior to 3.7.50 Description An Insecure Direct Object Reference IDOR exists where the plugin fails to verify if the requesting user owns a course before returning its enrolled-student data. This allows...

PT-2026-95231

Name of the Vulnerable Software and Affected Versions MasterStudy LMS WordPress Plugin versions prior to 3.7.50 Description Insufficient per-object ownership or capability checks occur when updating orders via the REST API. This allows users with the Instructor role to modify any order on the sit...

CVE-2026-81340: Authorization Bypass Through User-Controlled Key

The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.50 does not perform per-object ownership or capability checks when updating orders through its REST API, allowing users with the Instructor role to modify any order on the site, granting free course enrolment, revoking other users'...

CVE-2026-81199: Exposure of Sensitive Information to an Unauthorized Actor

The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.46 does not perform an authorization check before returning a student's learning statistics, allowing unauthenticated attackers to disclose the course counts, points, certificates, quiz and assignment totals of any registered user...

CVE-2026-81196: Authorization Bypass Through User-Controlled Key

The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.46 does not properly verify ownership of quiz question identifiers, allowing users with instructor access to read other instructors' quiz questions, including the correct answers and explanations...

CVE-2026-81195: Exposure of Sensitive Information to an Unauthorized Actor

The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.46 does not perform an authorization check before returning per-student course enrollment and progress data, allowing unauthenticated attackers to disclose the enrolled courses and learning progress of any registered user...