The MasterStudy LMS WordPress plugin from 1.9 before 3.7.50 does not verify that a course a member asks to enrol in is covered by their membership plan, nor that the plan identifier submitted with the request is one they actually hold, allowing any member to enrol themselves into restricted paid courses outside their plan and beyond the number of courses it entitles them to.

Project Subscriptions

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Advisories

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Fixes

Solution

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Workaround

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History

Fri, 25 Sep 2026 10:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-284

Fri, 25 Sep 2026 08:45:00 +0000

Type Values Removed Values Added
Description The MasterStudy LMS WordPress plugin from 1.9 before 3.7.50 does not verify that a course a member asks to enrol in is covered by their membership plan, nor that the plan identifier submitted with the request is one they actually hold, allowing any member to enrol themselves into restricted paid courses outside their plan and beyond the number of courses it entitles them to.
Title MasterStudy LMS 1.9 - < 3.7.50 - Subscriber+ Membership Plan Quota and Category Restriction Bypass
References
Metrics cvssV3_1

{'score': 4.2, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: WPScan

Published:

Updated: 2026-09-25T08:34:16.452Z

Reserved: 2026-09-10T09:58:42.226Z

Link: CVE-2026-88848

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-25T09:17:06.323

Modified: 2026-09-25T09:17:06.323

Link: CVE-2026-88848

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-25T10:15:07Z

Weaknesses