CVE-2026-16039: CWE-639 Authorization Bypass Through User-Controlled Key in MStore API
The MStore API WordPress plugin before 4.21.0 does not restrict its vendor-orders endpoint to the caller's own orders, allowing any authenticated user, including Subscribers, to read every WooCommerce order in the store together with each customer's personal information.
CVE-2026-16039: CWE-639 Authorization Bypass Through User-Controlled Key in MStore API
Description
The MStore API WordPress plugin before 4.21.0 does not restrict its vendor-orders endpoint to the caller's own orders, allowing any authenticated user, including Subscribers, to read every WooCommerce order in the store together with each customer's personal information.
Weaknesses
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- WPScan
- Date Reserved
- 2026-07-17T09:20:57.280Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a757731bf8831d539df5eb0
Added to database: 08/07/2026, 06:12:01 UTC
Last updated: 08/07/2026, 06:12:01 UTC
Views: 1
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