Unauthenticated Broken Access Control in Simple Membership Plugin by WordPress
CVE-2026-66712

7.5HIGH

Key Information:

Vendor

WordPress
Status
Simple Membership
Vendor
CVE Published:
6 August 2026

What is CVE-2026-66712?

The Simple Membership Plugin for WordPress versions up to 4.7.8 is vulnerable to unauthenticated broken access control. This vulnerability allows attackers to access restricted areas of the application without proper authentication, compromising user privacy and application integrity. It is critical for users of this plugin to update to the latest version to mitigate potential security risks.

Affected Version(s)

Simple Membership <= 4.7.8

References

https://patchstack.com/database/wordpress/plugin/simple-m...
vdb-entry

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Ananda Dhakal (Patchstack) | Patchstack Bug Bounty Program
.