CVE-2026-81199: CWE-200 Information Exposure in MasterStudy LMS WordPress Plugin
Description
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.
CVSS v3.1
Score 5.3medium
Affected software
MasterStudy LMS WordPress Plugin
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The MasterStudy LMS WordPress Plugin versions prior to 3.7.46 lack proper authorization checks when returning student learning statistics. This flaw allows unauthenticated attackers to disclose sensitive information such as course counts, points, certificates, quiz scores, and assignment totals of any registered user. The vulnerability is categorized under CWE-200 (Information Exposure). There is no vendor advisory or patch information currently available, and no known exploits in the wild have been reported.
Potential Impact
An unauthenticated attacker can retrieve sensitive learning statistics of any registered user without authorization. This exposure could lead to privacy violations and unauthorized disclosure of user progress and achievements within the LMS. There is no indication of impact on data integrity or availability.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, consider restricting access to the affected endpoints or implementing additional access controls at the web server or application firewall level to prevent unauthorized data disclosure.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- WPScan
- Date Reserved
- 2026-08-26T16:31:44.413Z
- State
- PUBLISHED
Threat ID: 6a97bd37acd9273b49d9bc4b
Added to database: 09/02/2026, 06:07:51 UTC
Last enriched: 09/07/2026, 14:07:23 UTC
Last updated: 10/17/2026, 18:48:23 UTC
Views: 57
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