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CVE PROGRAM SOURCE RECORD4.8 Medium

CVE-2026-81026

MasterStudy LMS < 3.7.40 - Unauthenticated Payment Bypass via PayPal IPN

Description

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Unknown MasterStudy LMS WordPress Plugin

Default version status: unaffected

  • 0 to < 3.7.40affected

References