medium6.5
CVE-2026-18234
The MStore API WordPress plugin before 4.21.1 does not verify that the order targeted by its wallet payment handling belongs to the requester, and does not ded…
Impact
The MStore API WordPress plugin before 4.21.1 does not verify that the order targeted by its wallet payment handling belongs to the requester, and does not deduct the wallet balance for most payment methods, allowing any authenticated user, including Subscribers, to mark arbitrary orders as paid without any payment being taken.
Affected products
| Product | Affected versions |
|---|---|
| MStore API WordPress Plugin | before 4.21.1 |
Versions were read from the advisory text. No structured product data has been published for this record yet.