Description
The MStore API WordPress plugin before 4.21.0 does not perform authorization or purchase-ownership checks on its REST product-review creation route, allowing an unauthenticated attacker to create WooCommerce product reviews with an attacker-chosen reviewer name, email and star rating on stores configured to accept reviews only from verified owners.
Published: 2026-08-07
Score: 7.5 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Sat, 08 Aug 2026 21:15:00 +0000

Type Values Removed Values Added
First Time appeared Mstore
Mstore mstore Api
Wordpress
Wordpress wordpress
Vendors & Products Mstore
Mstore mstore Api
Wordpress
Wordpress wordpress

Sat, 08 Aug 2026 11:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-862
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


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 perform authorization or purchase-ownership checks on its REST product-review creation route, allowing an unauthenticated attacker to create WooCommerce product reviews with an attacker-chosen reviewer name, email and star rating on stores configured to accept reviews only from verified owners.
Title MStore API < 4.21.0 - Unauthenticated Product Review Creation
References

Subscriptions

Mstore Mstore Api
Wordpress Wordpress
cve-icon MITRE

Status: PUBLISHED

Assigner: WPScan

Published:

Updated: 2026-08-07T18:13:51.411Z

Reserved: 2026-07-17T09:21:01.355Z

Link: CVE-2026-16041

cve-icon Vulnrichment

Updated: 2026-08-07T18:13:47.354Z

cve-icon NVD

Status : Received

Published: 2026-08-07T06:16:56.167

Modified: 2026-08-07T19:17:36.343

Link: CVE-2026-16041

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-08T20:53:27Z

Weaknesses