CVE-2026-16039
MStore API < 4.21.0 - Subscriber+ Order and Customer PII Disclosure via IDOR
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
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.
| Vendor | unknown |
| Product | mstore api |
| Published | Aug 7, 2026 |
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Affected Versions
Unknown / MStore API
0 < 4.21.0
References
Credits
Sai Praneeth Koti WPScan