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OpenAdvisories
Medium · 6.5 CVE-2026-18233 EUVD-2026-68047GHSA-76wx-7j8r-7mr2

MStore API < 4.21.1 - Subscriber+ Arbitrary Order Completion

Published Aug 29, 2026 · Updated Aug 30, 2026 · Assigned by WPScan

Description

The MStore API WordPress plugin before 4.21.1 does not verify that the order targeted by one of its delivery endpoints belongs to the requester, allowing any authenticated user, including Subscribers, to mark arbitrary orders as completed and paid without any payment being made.

Affected products

VendorProductAffectedFixed
— MStore API < 4.21.1 4.21.1

References