CVE-2026-81026
MasterStudy LMS < 3.7.40 - Unauthenticated Payment Bypass via PayPal IPN
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.40 does not verify the amount, receiver, currency or status of a payment notification before marking the corresponding order completed, allowing unauthenticated users to complete full-price orders and gain access to paid content by paying only a token amount.
| Vendor | unknown |
| Product | masterstudy lms wordpress plugin |
| Published | Aug 29, 2026 |
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Affected Versions
Unknown / MasterStudy LMS WordPress Plugin
0 < 3.7.40
References
Credits
Abdullah Kareem WPScan