CVE-2026-16041 — HIGH (7.5)

Vulnerability 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.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

HIGH

Availability

NONE

Related Weaknesses (CWE)

CWE-862

References

https://wpscan.com/vulnerability/0e7d8a17-0901-45b5-959c-2c1ef1316047/

FAQ

What is CVE-2026-16041?

CVE-2026-16041 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 Woo...

How severe is CVE-2026-16041?

CVE-2026-16041 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-16041?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.