CVE-2026-81199

MasterStudy LMS < 3.7.46 - Unauthenticated Student Statistics Disclosure via student/stats REST Route

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.

Affected

MasterStudy LMS WordPress Plugin

CVSS v3.1 CNA

5.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

EPSS

0.13% chance of exploitation in the next 30 days, 3rd percentile

Published

2026-09-02

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/8dd53f85-5d1b-4e0b-a0f5-8c65d89cefb5/

References

• CVE Record
• NVD entry