Description
The MStore API WordPress plugin before 4.21.0 does not verify the payment with the payment gateway before marking an order as paid on several of its payment-completion endpoints, allowing an unauthenticated attacker to mark an arbitrary order fully paid without paying and obtain goods or services for free.
Published: 2026-08-07
Score: n/a
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Fri, 07 Aug 2026 07:45:00 +0000

Type Values Removed Values Added
Weaknesses CWE-285
CWE-640

Fri, 07 Aug 2026 06:15:00 +0000

Type Values Removed Values Added
Description The MStore API WordPress plugin before 4.21.0 does not verify the payment with the payment gateway before marking an order as paid on several of its payment-completion endpoints, allowing an unauthenticated attacker to mark an arbitrary order fully paid without paying and obtain goods or services for free.
Title MStore API < 4.21.0 - Unauthenticated Payment Bypass via Multiple Payment Gateways
References

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: WPScan

Published:

Updated: 2026-08-07T06:00:13.250Z

Reserved: 2026-07-17T09:20:54.757Z

Link: CVE-2026-16038

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-07T07:30:09Z

Weaknesses
  • CWE-285

    Improper Authorization

  • CWE-640

    Weak Password Recovery Mechanism for Forgotten Password