CVE-2026-18233

UNKNOWN 0.0

MStore API < 4.21.1 - Subscriber+ Arbitrary Order Completion

CVSS Score

0.0

EPSS Score

0.0%

EPSS Percentile

0th

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.

Vendor	unknown
Product	mstore api
Published	Aug 29, 2026

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Affected Versions

Unknown / MStore API

0 < 4.21.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

wpscan.com: https://wpscan.com/vulnerability/241c0394-8dfa-475c-a91b-e2b5e47add53/

Credits

Erwan LR (WPScan) WPScan